diff --git a/backend/src/main/java/net/miarma/contaminus/common/Constants.java b/backend/src/main/java/net/miarma/contaminus/common/Constants.java
index 0dc3f57..d86d0a3 100644
--- a/backend/src/main/java/net/miarma/contaminus/common/Constants.java
+++ b/backend/src/main/java/net/miarma/contaminus/common/Constants.java
@@ -10,8 +10,8 @@ public class Constants {
 	public static final String CONTAMINUS_EB = "contaminus.eventbus";
     public static Logger LOGGER = LoggerFactory.getLogger(Constants.APP_NAME);
 	
-    public static final int SENSOR_ROLE = 0;
-    public static final int ACTUATOR_ROLE = 1;
+    public static final Integer SENSOR_ROLE = 0;
+    public static final Integer ACTUATOR_ROLE = 1;
     
 	/* API Endpoints */    
 	public static final String GROUPS = RAW_API_PREFIX + "/groups"; // GET, POST
@@ -33,8 +33,8 @@ public class Constants {
 	public static final String ADD_CO_VALUE = RAW_API_PREFIX + "/groups/:groupId/devices/:deviceId/sensors/:sensorId/co_values"; // POST
 	
 	public static final String ACTUATORS = RAW_API_PREFIX + "/groups/:groupId/devices/:deviceId/actuators"; // GET, POST
-	public static final String ACTUATOR = RAW_API_PREFIX + "/groups/:groupId/devices/:deviceId/actuators/:actuator_id"; // GET, PUT
-	public static final String ACTUATOR_STATUS = API_PREFIX + "/groups/:groupId/devices/:deviceId/actuators/:actuator_id/status"; // GET
+	public static final String ACTUATOR = RAW_API_PREFIX + "/groups/:groupId/devices/:deviceId/actuators/:actuatorId"; // GET, PUT
+	public static final String ACTUATOR_STATUS = API_PREFIX + "/groups/:groupId/devices/:deviceId/actuators/:actuatorId/status"; // GET, PUT
 		
 	public static final String VIEW_LATEST_VALUES = RAW_API_PREFIX + "/v_latest_values"; // GET
 	public static final String VIEW_POLLUTION_MAP = RAW_API_PREFIX + "/v_pollution_map"; // GET
diff --git a/backend/src/main/java/net/miarma/contaminus/common/VoronoiZoneDetector.java b/backend/src/main/java/net/miarma/contaminus/common/VoronoiZoneDetector.java
index e108196..e34082c 100644
--- a/backend/src/main/java/net/miarma/contaminus/common/VoronoiZoneDetector.java
+++ b/backend/src/main/java/net/miarma/contaminus/common/VoronoiZoneDetector.java
@@ -13,6 +13,7 @@ import org.locationtech.jts.geom.Geometry;
 import org.locationtech.jts.geom.GeometryFactory;
 import org.locationtech.jts.geom.Point;
 import org.locationtech.jts.geom.Polygon;
+import org.locationtech.jts.io.ParseException;
 import org.locationtech.jts.io.geojson.GeoJsonReader;
 
 import com.google.gson.Gson;
@@ -36,16 +37,21 @@ public class VoronoiZoneDetector {
     private static final GeometryFactory geometryFactory = new GeometryFactory();
     private final Gson gson = new Gson();
 
-    public VoronoiZoneDetector(String geojsonUrl, boolean isUrl) throws Exception {
+    private VoronoiZoneDetector(String geojsonUrl, boolean isUrl) {
         String geojsonStr;
 
-        if(isUrl) {
-        	try(InputStream is = URL.of(URI.create(geojsonUrl), null).openStream()) {
-				geojsonStr = new String(is.readAllBytes());
-			}
-		} else {
-			geojsonStr = Files.readString(new File(geojsonUrl).toPath());
-        }
+        try {
+        	if(isUrl) {
+            	try(InputStream is = URL.of(URI.create(geojsonUrl), null).openStream()) {
+    				geojsonStr = new String(is.readAllBytes());
+    			}
+    		} else {
+    			geojsonStr = Files.readString(new File(geojsonUrl).toPath());
+            }
+        } catch (Exception e) {
+			Constants.LOGGER.error("⚠️ Error al cargar el GeoJSON: " + e.getMessage());
+			throw new RuntimeException("Error al cargar el GeoJSON", e);
+		}
         
         JsonObject root = JsonParser.parseString(geojsonStr).getAsJsonObject();
         JsonArray features = root.getAsJsonArray("features");
@@ -62,7 +68,13 @@ public class VoronoiZoneDetector {
             JsonObject geometryJson = feature.getAsJsonObject("geometry");
             String geometryStr = gson.toJson(geometryJson);
 
-            Geometry geometry = reader.read(geometryStr);
+            Geometry geometry = null;
+			try {
+				geometry = reader.read(geometryStr);
+			} catch (ParseException e) {
+				// TODO Auto-generated catch block
+				e.printStackTrace();
+			}
 
             if (geometry instanceof Polygon polygon) {
                 zones.add(new Zone(polygon, groupId));
@@ -71,8 +83,12 @@ public class VoronoiZoneDetector {
             }
         }
     }
+    
+    public static VoronoiZoneDetector create(String geojsonUrl, boolean isUrl) {
+		return new VoronoiZoneDetector(geojsonUrl, isUrl);
+	}
 
-    public static Integer getZoneForPoint(double lon, double lat) {
+    public Integer getZoneForPoint(double lon, double lat) {
         Point p = geometryFactory.createPoint(new Coordinate(lon, lat));
 
         for (Zone z : zones) {
@@ -83,4 +99,18 @@ public class VoronoiZoneDetector {
 
         return null; // no está dentro de ninguna zona
     }
+    
+    public static void main(String[] args) throws Exception {
+        VoronoiZoneDetector detector = new VoronoiZoneDetector("https://miarma.net/files/voronoi_sevilla_geovoronoi.geojson", true);
+
+        double lon = -5.9752;
+        double lat = 37.3887;
+
+        Integer actuatorId = detector.getZoneForPoint(lon, lat);
+        if (actuatorId != null) {
+            System.out.println("📍 El punto pertenece al actuator: " + actuatorId);
+        } else {
+            System.out.println("🚫 El punto no pertenece a ninguna zona");
+        }
+    }
 }
diff --git a/backend/src/main/java/net/miarma/contaminus/dao/ActuatorDAO.java b/backend/src/main/java/net/miarma/contaminus/dao/ActuatorDAO.java
index c6a3336..c53781e 100644
--- a/backend/src/main/java/net/miarma/contaminus/dao/ActuatorDAO.java
+++ b/backend/src/main/java/net/miarma/contaminus/dao/ActuatorDAO.java
@@ -66,7 +66,7 @@ public class ActuatorDAO implements DataAccessObject<Actuator, Integer>{
 		return promise.future();
 	}
 	
-	public Future<Actuator> getByIdAndDeviceId(Integer actuatorId, String deviceId) {
+	public Future<Actuator> getByIdAndDeviceId(Integer actuatorId, String deviceId) {	
 		Promise<Actuator> promise = Promise.promise();
 		Actuator actuator = new Actuator();
 		actuator.setDeviceId(deviceId);
@@ -101,7 +101,8 @@ public class ActuatorDAO implements DataAccessObject<Actuator, Integer>{
 	@Override
 	public Future<Actuator> update(Actuator t) {
 		Promise<Actuator> promise = Promise.promise();
-		String query = QueryBuilder.update(t).build();
+		String query = QueryBuilder.update(t).build();
+		System.out.println();
 		
 		db.execute(query, Actuator.class,
 			list -> promise.complete(list.isEmpty() ? null : list.get(0)),
diff --git a/backend/src/main/java/net/miarma/contaminus/dao/DeviceDAO.java b/backend/src/main/java/net/miarma/contaminus/dao/DeviceDAO.java
index 5ef87e9..b32f1bd 100644
--- a/backend/src/main/java/net/miarma/contaminus/dao/DeviceDAO.java
+++ b/backend/src/main/java/net/miarma/contaminus/dao/DeviceDAO.java
@@ -66,7 +66,7 @@ public class DeviceDAO implements DataAccessObject<Device, String> {
 		return promise.future();
 	}
 	
-	public Future<Device> getByIdAndGroupId(String id, Integer groupId) {
+	public Future<Device> getByIdAndGroupId(String id, Integer groupId) {
 		Promise<Device> promise = Promise.promise();
 		Device device = new Device();
 		device.setDeviceId(id);
@@ -75,8 +75,8 @@ public class DeviceDAO implements DataAccessObject<Device, String> {
 		String query = QueryBuilder
 				.select(Device.class)
 				.where(device)
-				.build();
-		
+				.build();
+				
 		db.execute(query, Device.class,
 			list -> promise.complete(list.isEmpty() ? null : list.get(0)),
 			promise::fail
diff --git a/backend/src/main/java/net/miarma/contaminus/db/DatabaseManager.java b/backend/src/main/java/net/miarma/contaminus/db/DatabaseManager.java
index d6370ac..103ff5c 100644
--- a/backend/src/main/java/net/miarma/contaminus/db/DatabaseManager.java
+++ b/backend/src/main/java/net/miarma/contaminus/db/DatabaseManager.java
@@ -48,7 +48,7 @@ public class DatabaseManager {
 						| InvocationTargetException e) {
 					Constants.LOGGER.error("Error instantiating class: " + e.getMessage());
 				}
-			}
+			} 
 			return results;
 		}).onComplete(ar -> {
 			if (ar.succeeded()) {
diff --git a/backend/src/main/java/net/miarma/contaminus/db/QueryBuilder.java b/backend/src/main/java/net/miarma/contaminus/db/QueryBuilder.java
index 30f2ec1..975e792 100644
--- a/backend/src/main/java/net/miarma/contaminus/db/QueryBuilder.java
+++ b/backend/src/main/java/net/miarma/contaminus/db/QueryBuilder.java
@@ -216,7 +216,7 @@ public class QueryBuilder {
                 String fieldName = field.getName();
                 Object value = extractValue(fieldValue);
 
-                if (fieldName.endsWith("_id")) {
+                if (fieldName.endsWith("Id")) {
                     idField = field;
                     whereJoiner.add(fieldName + " = " + (value instanceof String
                     		|| value instanceof LocalDateTime ? "'" + value + "'" : value));
@@ -258,7 +258,7 @@ public class QueryBuilder {
                 String fieldName = field.getName();
                 Object fieldValue = field.get(object);
 
-                if (fieldName.endsWith("_id")) {
+                if (fieldName.endsWith("Id")) {
                     idField = field;
                     Object value = extractValue(fieldValue);
                     whereJoiner.add(fieldName + " = " + (value instanceof String || value instanceof LocalDateTime ? "'" + value + "'" : value));
diff --git a/backend/src/main/java/net/miarma/contaminus/verticles/DataLayerAPIVerticle.java b/backend/src/main/java/net/miarma/contaminus/verticles/DataLayerAPIVerticle.java
index 7fcfc4e..30152ac 100644
--- a/backend/src/main/java/net/miarma/contaminus/verticles/DataLayerAPIVerticle.java
+++ b/backend/src/main/java/net/miarma/contaminus/verticles/DataLayerAPIVerticle.java
@@ -418,17 +418,17 @@ public class DataLayerAPIVerticle extends AbstractVerticle {
 		Integer groupId = Integer.parseInt(context.request().getParam("groupId"));
 		String deviceId = context.request().getParam("deviceId");	
 		Integer actuatorId = Integer.parseInt(context.request().getParam("actuatorId"));
-		
+				
 		deviceDAO.getByIdAndGroupId(deviceId, groupId).compose(device -> {
 			if (device == null) {
-				return Future.succeededFuture(null);
-			}
+				return Future.failedFuture(new RuntimeException("Dispositivo no encontrado"));
+			}
 			return actuatorDAO.getByIdAndDeviceId(actuatorId, device.getDeviceId());
 		}).onSuccess(actuator -> {
 			if (actuator == null) {
 				context.response().setStatusCode(404).end("Actuator no encontrado");
 				return;
-			}
+			}
 			context.response()
 				.putHeader("content-type", "application/json; charset=utf-8")
 				.end(gson.toJson(actuator));
diff --git a/backend/src/main/java/net/miarma/contaminus/verticles/LogicLayerAPIVerticle.java b/backend/src/main/java/net/miarma/contaminus/verticles/LogicLayerAPIVerticle.java
index d935bee..bfb24c4 100644
--- a/backend/src/main/java/net/miarma/contaminus/verticles/LogicLayerAPIVerticle.java
+++ b/backend/src/main/java/net/miarma/contaminus/verticles/LogicLayerAPIVerticle.java
@@ -26,6 +26,7 @@ import io.vertx.mqtt.MqttClientOptions;
 import net.miarma.contaminus.common.ConfigManager;
 import net.miarma.contaminus.common.Constants;
 import net.miarma.contaminus.common.VoronoiZoneDetector;
+import net.miarma.contaminus.entities.Actuator;
 import net.miarma.contaminus.entities.COValue;
 import net.miarma.contaminus.entities.Device;
 import net.miarma.contaminus.entities.GpsValue;
@@ -41,6 +42,7 @@ public class LogicLayerAPIVerticle extends AbstractVerticle {
     private final Gson gson = new GsonBuilder().serializeNulls().create();
     private RestClientUtil restClient;
     private MqttClient mqttClient;
+    private VoronoiZoneDetector detector;
 
     public LogicLayerAPIVerticle() {
     	this.configManager = ConfigManager.getInstance();
@@ -53,6 +55,7 @@ public class LogicLayerAPIVerticle extends AbstractVerticle {
 					.setUsername("contaminus")
 					.setPassword("contaminus")
 		);
+    	this.detector = VoronoiZoneDetector.create("https://miarma.net/files/voronoi_sevilla_geovoronoi.geojson", true);
     }   
     
     @Override
@@ -76,7 +79,9 @@ public class LogicLayerAPIVerticle extends AbstractVerticle {
         router.route(HttpMethod.GET, Constants.POLLUTION_MAP).handler(this::getDevicePollutionMap);
         router.route(HttpMethod.GET, Constants.HISTORY).handler(this::getDeviceHistory);
         router.route(HttpMethod.GET, Constants.SENSOR_VALUES).handler(this::getSensorValues);
-
+        router.route(HttpMethod.GET, Constants.ACTUATOR_STATUS).handler(this::getActuatorStatus);
+        router.route(HttpMethod.POST, Constants.ACTUATOR_STATUS).handler(this::postActuatorStatus);
+        
         mqttClient.connect(1883, "localhost", ar -> {
             if (ar.succeeded()) {
             	Constants.LOGGER.info("🟢 MQTT client connected");
@@ -152,80 +157,165 @@ public class LogicLayerAPIVerticle extends AbstractVerticle {
     
     private void addBatch(RoutingContext context) {
         JsonObject body = context.body().asJsonObject();
-        if (body == null) {
-            context.response().setStatusCode(400).end("Missing JSON body");
-            return;
-        }
-
-        String groupId = body.getString("groupId");        
+        String groupId = body.getString("groupId");
         String deviceId = body.getString("deviceId");
 
-        JsonObject gps = body.getJsonObject("gps");
-        JsonObject weather = body.getJsonObject("weather");
-        JsonObject co = body.getJsonObject("co");
+        JsonObject gpsJson = body.getJsonObject("gps");
+        JsonObject weatherJson = body.getJsonObject("weather");
+        JsonObject coJson = body.getJsonObject("co");
 
-        if (deviceId == null || gps == null || weather == null || co == null) {
-            context.response().setStatusCode(400).end("Missing required fields");
+        if (groupId == null || deviceId == null || gpsJson == null || weatherJson == null || coJson == null) {
+            sendError(context, 400, "Missing required fields");
             return;
         }
 
-        GpsValue gpsValue = gson.fromJson(gps.toString(), GpsValue.class);
-        WeatherValue weatherValue = gson.fromJson(weather.toString(), WeatherValue.class);
-        COValue coValue = gson.fromJson(co.toString(), COValue.class);
-        
-        if(!VoronoiZoneDetector.getZoneForPoint(gpsValue.getLat(), gpsValue.getLon())
-        		.equals(Integer.valueOf(groupId))) {
-        	Constants.LOGGER.info("El dispositivo no ha medido en su zona");
-        	return;
+        GpsValue gpsValue = gson.fromJson(gpsJson.toString(), GpsValue.class);
+        WeatherValue weatherValue = gson.fromJson(weatherJson.toString(), WeatherValue.class);
+        COValue coValue = gson.fromJson(coJson.toString(), COValue.class);
+
+        if (!isInCorrectZone(gpsValue, groupId)) {
+            sendZoneWarning(context);
+            return;
         }
 
-        String host = "http://" + configManager.getHost();
-        int port = configManager.getDataApiPort();
-        String gpsPath = Constants.ADD_GPS_VALUE.replace(":groupId", groupId).replace(":deviceId", deviceId);
-        String weatherPath = Constants.ADD_WEATHER_VALUE.replace(":groupId", groupId).replace(":deviceId", deviceId);
-        String coPath = Constants.ADD_CO_VALUE.replace(":groupId", groupId).replace(":deviceId", deviceId);
-        String devicesPath = Constants.DEVICES.replace(":groupId", groupId);
-        
-        restClient.getRequest(port, host, devicesPath, Device[].class)
-	        .onSuccess(ar -> {
-	        	Arrays.stream(ar)
-	    			.filter(d -> d.getDeviceRole().equals(Constants.ACTUATOR_ROLE))
-	    			.forEach(d -> {
-	    				float coAmount = coValue.getValue();
-	    		        Constants.LOGGER.info("CO amount received: " + coAmount);
-	    		        String topic = buildTopic(Integer.parseInt(groupId), d.getDeviceId(), "matrix");
-	    		        Constants.LOGGER.info("Topic: " + topic);
-	    				if (mqttClient.isConnected()) {
-	    					Constants.LOGGER.info("🟢 Publishing to MQTT topic: " + topic + " with value: " + coAmount);
-	    		            mqttClient.publish(topic, Buffer.buffer(coAmount >= 80.0f ? "ECO" : "GAS"),
-	    		                MqttQoS.AT_LEAST_ONCE, false, false);
-	    		            Constants.LOGGER.info("🟢 Message published to MQTT topic: " + topic);
-	    		        }
-	    			});
-	        	
-	        })
-	        .onFailure(err -> {
-	        	context.fail(500, err);
-	        });
-        
+        handleActuators(groupId, coValue.getValue());
+
         gpsValue.setDeviceId(deviceId);
         weatherValue.setDeviceId(deviceId);
         coValue.setDeviceId(deviceId);
 
-        restClient.postRequest(port, host, gpsPath, gpsValue, GpsValue.class)
-            .compose(_ -> restClient.postRequest(port, host, weatherPath, weatherValue, WeatherValue.class))
-            .compose(_ -> restClient.postRequest(port, host, coPath, coValue, COValue.class))
-            .onSuccess(_ -> {
-                context.response()
-                    .setStatusCode(201)
-                    .putHeader("Content-Type", "application/json")
-                    .end(new JsonObject().put("status", "success").put("inserted", 3).encode());
-            })
-            .onFailure(err -> context.fail(500, err));
+        storeMeasurements(context, groupId, deviceId, gpsValue, weatherValue, coValue);
     }
     
-    private String buildTopic(int groupId, String deviceId, String topic)
-    {
+    private void getActuatorStatus(RoutingContext context) {
+		String groupId = context.request().getParam("groupId");
+		String deviceId = context.request().getParam("deviceId");
+		String actuatorId = context.request().getParam("actuatorId");
+		
+		String host = "http://" + configManager.getHost();
+		int port = configManager.getDataApiPort();
+		String actuatorPath = Constants.ACTUATOR
+			.replace(":groupId", groupId)
+			.replace(":deviceId", deviceId)
+			.replace(":actuatorId", actuatorId);
+				
+		restClient.getRequest(port, host, actuatorPath, Actuator.class)
+			.onSuccess(actuator -> {
+				String actuatorStatus = actuator.getStatus() == 0 ? "Solo vehiculos electricos/hibridos" : "Todo tipo de vehiculos";
+				
+				context.response()
+					.setStatusCode(200)
+					.putHeader("Content-Type", "application/json")
+					.end(new JsonObject().put("status", "success").put("actuatorStatus", actuatorStatus).encode());
+			})
+			.onFailure(_ -> sendError(context, 500, "Failed to retrieve actuator status"));
+	}
+    
+    private void postActuatorStatus(RoutingContext context) {
+		String groupId = context.request().getParam("groupId");
+		String deviceId = context.request().getParam("deviceId");
+		String actuatorId = context.request().getParam("actuatorId");
+
+		JsonObject body = context.body().asJsonObject();
+		String actuatorStatus = body.getString("status");
+		
+		String host = "http://" + configManager.getHost();
+		int port = configManager.getDataApiPort();
+		String actuatorPath = Constants.ACTUATOR
+			.replace(":groupId", groupId)
+			.replace(":deviceId", deviceId)
+			.replace(":actuatorId", actuatorId);
+
+		Actuator updatedActuator = new Actuator(null, null, Integer.valueOf(actuatorStatus), null); // Assuming status 1 is the desired state
+
+		restClient.putRequest(port, host, actuatorPath, updatedActuator, Actuator.class)
+			.onSuccess(_ -> {
+				context.response()
+					.setStatusCode(200)
+					.putHeader("Content-Type", "application/json")
+					.end(new JsonObject().put("status", "success").put("message", "Actuator status updated").encode());
+			})
+			.onFailure(_ -> sendError(context, 500, "Failed to update actuator status"));
+	}
+    
+    private void sendError(RoutingContext ctx, int status, String msg) {
+        ctx.response().setStatusCode(status).end(msg);
+    }
+
+    private boolean isInCorrectZone(GpsValue gps, String expectedZone) {
+        Integer actualZone = detector.getZoneForPoint(gps.getLon(), gps.getLat());
+        Constants.LOGGER.info(gps.getLat() + ", " + gps.getLon() + " -> Zone: " + actualZone);
+        return actualZone.equals(Integer.valueOf(expectedZone));
+    }
+
+    private void sendZoneWarning(RoutingContext ctx) {
+        Constants.LOGGER.info("El dispositivo no ha medido en su zona");
+        ctx.response()
+            .setStatusCode(200)
+            .putHeader("Content-Type", "application/json")
+            .end(new JsonObject().put("status", "success").put("message", "Device did not measure in its zone").encode());
+    }
+
+    private void handleActuators(String groupId, float coAmount) {
+        String host = "http://" + configManager.getHost();
+        int port = configManager.getDataApiPort();
+        String devicesPath = Constants.DEVICES.replace(":groupId", groupId);
+
+        restClient.getRequest(port, host, devicesPath, Device[].class)
+            .onSuccess(devices -> Arrays.stream(devices)
+                .filter(d -> Constants.ACTUATOR_ROLE.equals(d.getDeviceRole()))
+                .forEach(d -> {
+                    String topic = buildTopic(Integer.parseInt(groupId), d.getDeviceId(), "matrix");
+                    publishMQTT(topic, coAmount);
+
+                    String actuatorsPath = Constants.ACTUATORS
+                        .replace(":groupId", groupId)
+                        .replace(":deviceId", d.getDeviceId());
+
+                    restClient.getRequest(port, host, actuatorsPath, Actuator[].class)
+                        .onSuccess(actuators -> Arrays.stream(actuators).forEach(a -> {
+                            String actuatorPath = Constants.ACTUATOR
+                                .replace(":groupId", groupId)
+                                .replace(":deviceId", d.getDeviceId())
+                                .replace(":actuatorId", String.valueOf(a.getActuatorId()));
+                            Actuator updated = new Actuator(a.getActuatorId(), d.getDeviceId(), coAmount >= 80.0f ? 0 : 1, null);
+                            restClient.putRequest(port, host, actuatorPath, updated, Actuator.class);
+                        }))
+                        .onFailure(err -> Constants.LOGGER.error("Failed to update actuator", err));
+                }))
+            .onFailure(err -> Constants.LOGGER.error("Failed to retrieve devices", err));
+    }
+
+    private void publishMQTT(String topic, float coAmount) {
+        if (mqttClient.isConnected()) {
+            Constants.LOGGER.info("Publishing to MQTT topic: " + topic);
+            mqttClient.publish(topic, Buffer.buffer(coAmount >= 80.0f ? "ECO" : "GAS"),
+                MqttQoS.AT_LEAST_ONCE, false, false);
+        }
+    }
+
+    private void storeMeasurements(RoutingContext ctx, String groupId, String deviceId,
+                                   GpsValue gps, WeatherValue weather, COValue co) {
+
+        String host = "http://" + configManager.getHost();
+        int port = configManager.getDataApiPort();
+
+        String gpsPath = Constants.ADD_GPS_VALUE.replace(":groupId", groupId).replace(":deviceId", deviceId);
+        String weatherPath = Constants.ADD_WEATHER_VALUE.replace(":groupId", groupId).replace(":deviceId", deviceId);
+        String coPath = Constants.ADD_CO_VALUE.replace(":groupId", groupId).replace(":deviceId", deviceId);
+
+        restClient.postRequest(port, host, gpsPath, gps, GpsValue.class)
+            .compose(_ -> restClient.postRequest(port, host, weatherPath, weather, WeatherValue.class))
+            .compose(_ -> restClient.postRequest(port, host, coPath, co, COValue.class))
+            .onSuccess(_ -> ctx.response()
+                .setStatusCode(201)
+                .putHeader("Content-Type", "application/json")
+                .end(new JsonObject().put("status", "success").put("inserted", 3).encode()))
+            .onFailure(err -> ctx.fail(500, err));
+    }
+
+    
+    private String buildTopic(int groupId, String deviceId, String topic) {
       String topicString = "group/" + groupId + "/device/" + deviceId + "/" + topic;
       return topicString;
     }
diff --git a/backend/src/main/resources/default.properties b/backend/src/main/resources/default.properties
index 5cb15b1..e797ca3 100644
--- a/backend/src/main/resources/default.properties
+++ b/backend/src/main/resources/default.properties
@@ -9,6 +9,7 @@ dp.poolSize=5
 
 # HTTP Server Configuration
 inet.host=localhost
+mqtt.host=localhost
 webserver.port=8080
 data-api.port=8081
 logic-api.port=8082
\ No newline at end of file
diff --git a/backend/src/main/resources/openapi.yml b/backend/src/main/resources/openapi.yml
index d251ecd..325ac19 100644
--- a/backend/src/main/resources/openapi.yml
+++ b/backend/src/main/resources/openapi.yml
@@ -183,7 +183,7 @@ paths:
       responses:
         "200":
           description: Operación exitosa
-  /api/raw/v1/groups/{groupId}/devices/{deviceId}/actuators/{actuator_id}:
+  /api/raw/v1/groups/{groupId}/devices/{deviceId}/actuators/{actuatorId}:
     get:
       summary: Información de un actuador
       parameters:
@@ -197,7 +197,7 @@ paths:
           required: true
           schema:
             type: string
-        - name: actuator_id
+        - name: actuatorId
           in: path
           required: true
           schema:
@@ -205,7 +205,7 @@ paths:
       responses:
         "200":
           description: Operación exitosa
-  /api/v1/groups/{groupId}/devices/{deviceId}/actuators/{actuator_id}/status:
+  /api/v1/groups/{groupId}/devices/{deviceId}/actuators/{actuatorId}/status:
     get:
       summary: Estado de un actuador
       parameters:
@@ -219,7 +219,7 @@ paths:
           required: true
           schema:
             type: string
-        - name: actuator_id
+        - name: actuatorId
           in: path
           required: true
           schema:
diff --git a/frontend/public/config/settings.dev.json b/frontend/public/config/settings.dev.json
index 8029fda..13642d0 100644
--- a/frontend/public/config/settings.dev.json
+++ b/frontend/public/config/settings.dev.json
@@ -28,10 +28,10 @@
       "GET_SENSOR_VALUES": "/groups/:groupId/devices/:deviceId/sensors/:sensorId/values",
 
       "GET_ACTUATORS": "/groups/:groupId/devices/:deviceId/actuators",
-      "GET_ACTUATOR_BY_ID": "/groups/:groupId/devices/:deviceId/actuators/:actuator_id",
+      "GET_ACTUATOR_BY_ID": "/groups/:groupId/devices/:deviceId/actuators/:actuatorId",
       "POST_ACTUATORS": "/groups/:groupId/devices/:deviceId/actuators",
-      "PUT_ACTUATOR_BY_ID": "/groups/:groupId/devices/:deviceId/actuators/:actuator_id",
-      "GET_ACTUATOR_STATUS": "/groups/:groupId/devices/:deviceId/actuators/:actuator_id/status",
+      "PUT_ACTUATOR_BY_ID": "/groups/:groupId/devices/:deviceId/actuators/:actuatorId",
+      "GET_ACTUATOR_STATUS": "/groups/:groupId/devices/:deviceId/actuators/:actuatorId/status",
 
       "VIEW_LATEST_VALUES": "/v_latest_values",
       "VIEW_POLLUTION_MAP": "/v_pollution_map",
diff --git a/frontend/public/config/settings.prod.json b/frontend/public/config/settings.prod.json
index fc3c250..2e7e607 100644
--- a/frontend/public/config/settings.prod.json
+++ b/frontend/public/config/settings.prod.json
@@ -28,10 +28,10 @@
       "GET_SENSOR_VALUES": "/groups/:groupId/devices/:deviceId/sensors/:sensorId/values",
 
       "GET_ACTUATORS": "/groups/:groupId/devices/:deviceId/actuators",
-      "GET_ACTUATOR_BY_ID": "/groups/:groupId/devices/:deviceId/actuators/:actuator_id",
+      "GET_ACTUATOR_BY_ID": "/groups/:groupId/devices/:deviceId/actuators/:actuatorId",
       "POST_ACTUATORS": "/groups/:groupId/devices/:deviceId/actuators",
-      "PUT_ACTUATOR_BY_ID": "/groups/:groupId/devices/:deviceId/actuators/:actuator_id",
-      "GET_ACTUATOR_STATUS": "/groups/:groupId/devices/:deviceId/actuators/:actuator_id/status",
+      "PUT_ACTUATOR_BY_ID": "/groups/:groupId/devices/:deviceId/actuators/:actuatorId",
+      "GET_ACTUATOR_STATUS": "/groups/:groupId/devices/:deviceId/actuators/:actuatorId/status",
 
       "VIEW_LATEST_VALUES": "/v_latest_values",
       "VIEW_POLLUTION_MAP": "/v_pollution_map",
diff --git a/frontend/public/fonts/LEDBOARD.ttf b/frontend/public/fonts/LEDBOARD.ttf
index 4e8cb7c..1be9221 100644
Binary files a/frontend/public/fonts/LEDBOARD.ttf and b/frontend/public/fonts/LEDBOARD.ttf differ
diff --git a/frontend/src/components/layout/Card.jsx b/frontend/src/components/layout/Card.jsx
index 438702e..de6eb82 100644
--- a/frontend/src/components/layout/Card.jsx
+++ b/frontend/src/components/layout/Card.jsx
@@ -41,7 +41,7 @@ const Card = ({
     const cardContent = (
         <div
             ref={cardRef}
-            className={`card p-3 w-100 ${theme} ${className ?? ""}`}
+            className={`card p-3 w-100 h-100 ${theme} ${className ?? ""}`}
             style={styleMode === "override" ? style : {}}
         >
             <h3 className="text-center">
@@ -49,18 +49,24 @@ const Card = ({
                 {shortTitle}
             </h3>
 
-            <div className="card-content">
-                {marquee ? (
-                    <marquee>
-                        <p className="card-text text-center">{children}</p>
-                    </marquee>
-                ) : text ? (
-                    <p className="card-text text-center">{children}</p>
-                ) : (
-                    <div className="my-2">{children}</div>
-                )}
 
-            </div>
+            {marquee && (
+                <div className="contenedor-con-efecto card-content rounded-4 h-100 d-flex align-items-center justify-content-center" style={{ backgroundColor: "black"}}>
+                    <marquee scrollamount="30">
+                        <p className="card-text text-center m-0">{children}</p>
+                    </marquee>
+                </div>
+            )}
+
+            {!marquee && (
+                <div className="card-content h-100" >
+                    {text ? (
+                        <p className="card-text text-center">{children}</p>
+                    ) : (
+                        <>{children}</>
+                    )}
+                </div>
+            )}
 
             {status && <span className="status text-center mt-2">{status}</span>}
         </div>
diff --git a/frontend/src/css/Card.css b/frontend/src/css/Card.css
index eae7d0e..7633a17 100644
--- a/frontend/src/css/Card.css
+++ b/frontend/src/css/Card.css
@@ -14,7 +14,8 @@
 }
 
 .card.light > span.status {
-    background: #E0E0E0;
+    background: #D0D0D0;
+    color: #505050;
 }
 
 .card.dark {
@@ -27,6 +28,7 @@
 
 .card.dark > span.status {
     background: #505050;
+    color: #D0D0D0;
 }
 
 .card:hover {
@@ -48,12 +50,20 @@
 
 .card.led marquee > p.card-text {
     font-family: "LEDBOARD" !important;
-    color: rgb(38, 60, 229) !important;
-    font-size: 2.5em !important;
+    color: #263ce5 !important;
+    font-size: 6em !important;
     text-transform: uppercase !important;
     letter-spacing: 1px !important;
 }
 
+.contenedor-con-efecto {
+  background-color: #000; /* Fondo oscuro, similar al de la imagen */
+  background-image: radial-gradient(#313131aa 3px, transparent 0.5px); /* Puntos muy sutiles, casi invisibles */
+  background-size: 8px 8px; /* Controla la separación de los puntos */
+  /* Ajusta estos valores para cambiar el tamaño y la densidad de los puntos */
+  /* Los colores de los puntos pueden ser un azul muy oscuro, casi negro, o el mismo negro del fondo para un efecto muy sutil. */
+}
+
 p.card-text {
     font-size: 2.2em;
     font-weight: 600;
diff --git a/frontend/src/pages/GroupView.jsx b/frontend/src/pages/GroupView.jsx
index f686909..9b2b1ae 100644
--- a/frontend/src/pages/GroupView.jsx
+++ b/frontend/src/pages/GroupView.jsx
@@ -9,10 +9,9 @@ import { useEffect, useState } from "react";
 import { DataProvider } from "@/context/DataContext";
 
 import { MapContainer, TileLayer, Marker } from 'react-leaflet';
-import L, { map } from 'leaflet';
+import L from 'leaflet';
 import 'leaflet/dist/leaflet.css';
 import PropTypes from 'prop-types';
-import { text } from "@fortawesome/fontawesome-svg-core";
 
 // Icono de marcador por defecto (porque Leaflet no lo carga bien en algunos setups)
 const markerIcon = new L.Icon({
@@ -24,13 +23,15 @@ const markerIcon = new L.Icon({
 
 const MiniMap = ({ lat, lon }) => (
     <MapContainer
+        
         center={[lat, lon]}
         zoom={15}
         scrollWheelZoom={false}
         dragging={false}
         doubleClickZoom={false}
         zoomControl={false}
-        style={{ height: '150px', width: '100%', borderRadius: '10px' }}
+        className="rounded-4"
+        style={{ height: '180px', width: '100%'}}
     >
         <TileLayer url="https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png" />
         <Marker position={[lat, lon]} icon={markerIcon} />
@@ -65,9 +66,11 @@ const GroupViewContent = () => {
     const { data, dataLoading, dataError, getData } = useDataContext();
     const { groupId } = useParams();
     const [latestData, setLatestData] = useState({});
+    const [actuatorStatus, setActuatorStatus] = useState({});
 
     const { config } = useConfig(); // lo pillamos por si acaso
     const latestValuesUrl = config.appConfig.endpoints.LOGIC_URL + config.appConfig.endpoints.GET_DEVICE_LATEST_VALUES;
+    const actuatorStatusUrl = config.appConfig.endpoints.LOGIC_URL + config.appConfig.endpoints.GET_ACTUATOR_STATUS;
 
     useEffect(() => {
         if (!data || data.length === 0) return;
@@ -94,6 +97,52 @@ const GroupViewContent = () => {
         fetchLatestData();
     }, [data, groupId]);
 
+    useEffect(() => {
+        if (!data || data.length === 0) return;
+
+        const fetchActuatorStatus = async () => {
+            const statusByDevice = {};
+
+            await Promise.all(data.map(async device => {
+                const actuatorListUrl = config.appConfig.endpoints.DATA_URL +
+                    config.appConfig.endpoints.GET_ACTUATORS
+                        .replace(':groupId', groupId)
+                        .replace(':deviceId', device.deviceId);
+
+                try {
+                    const response = await getData(actuatorListUrl);
+                    const actuators = Array.isArray(response?.data) ? response.data : [];
+
+                    const statuses = await Promise.all(
+                        actuators.map(async (actuator) => {
+                            const statusUrl = actuatorStatusUrl
+                                .replace(':groupId', groupId)
+                                .replace(':deviceId', device.deviceId)
+                                .replace(':actuatorId', actuator.actuatorId);
+
+                            try {
+                                const status = await getData(statusUrl); // { status: ... }
+                                return { actuatorId: actuator.actuatorId, status };
+                            } catch (err) {
+                                console.error(`Error al obtener status del actuator ${actuator.actuatorId}:`, err);
+                                return { actuatorId: actuator.actuatorId, status: null };
+                            }
+                        })
+                    );
+
+                    statusByDevice[device.deviceId] = statuses;
+                } catch (err) {
+                    console.error(`Error al obtener actuadores de ${device.deviceId}:`, err);
+                    statusByDevice[device.deviceId] = [];
+                }
+            }));
+
+            setActuatorStatus(statusByDevice);
+        };
+
+        fetchActuatorStatus();
+    }, [data, groupId]);
+
     if (dataLoading) return <p className="text-center my-5"><LoadingIcon /></p>;
     if (dataError) return <p className="text-center my-5">Error al cargar datos: {dataError}</p>;
 
@@ -104,13 +153,19 @@ const GroupViewContent = () => {
                 const gpsSensor = latest?.data[0];
                 const mapPreview = <MiniMap lat={gpsSensor?.lat} lon={gpsSensor?.lon} />;
 
+                const actuatorById = actuatorStatus[device.deviceId] || [];
+                const firstStatus = actuatorById.length > 0 ? actuatorById[0].status : null;
+
                 return {
                     title: device.deviceName,
                     status: `ID: ${device.deviceId}`,
                     link: gpsSensor != undefined,
                     text: gpsSensor == undefined,
                     marquee: gpsSensor == undefined,
-                    content: gpsSensor == undefined ? "TODO TIPO DE VEHICULOS" : mapPreview,
+
+                    content: gpsSensor == undefined
+                        ? (firstStatus?.data?.actuatorStatus || 'Sin estado')
+                        : mapPreview,
                     to: `/groups/${groupId}/devices/${device.deviceId}`,
                     className: `col-12 col-md-6 col-lg-4 ${gpsSensor == undefined ? "led" : ""}`,
                 };
diff --git a/hardware/.vscode/settings.json b/hardware/.vscode/settings.json
index 49a210c..5006121 100644
--- a/hardware/.vscode/settings.json
+++ b/hardware/.vscode/settings.json
@@ -16,7 +16,9 @@
         "string_view": "cpp",
         "initializer_list": "cpp",
         "system_error": "cpp",
-        "cmath": "cpp"
+        "cmath": "cpp",
+        "random": "cpp",
+        "limits": "cpp"
     },
     "github.copilot.enable": {
         "*": true,
diff --git a/hardware/include/JsonTools.hpp b/hardware/include/JsonTools.hpp
index ad680ac..2e07621 100644
--- a/hardware/include/JsonTools.hpp
+++ b/hardware/include/JsonTools.hpp
@@ -5,6 +5,7 @@
 #include "BME280.hpp"
 #include "MQ7v2.hpp"
 #include "GPS.hpp"
+#include "MAX7219.hpp"
 
 String serializeSensorValue(
     int groupId,
@@ -16,12 +17,4 @@ String serializeSensorValue(
     const MQ7Data_t &mq7,
     const GPSData_t &gps);
 
-String serializeActuatorStatus(
-    int actuatorId,
-    const String &deviceId,
-    int status,
-    long timestamp);
-
-void deserializeSensorValue(HTTPClient &http, int httpResponseCode);
-void deserializeActuatorStatus(HTTPClient &http, int httpResponseCode);
-void deserializeDevice(HTTPClient &http, int httpResponseCode);
\ No newline at end of file
+MAX7219Status_t deserializeActuatorStatus(HTTPClient &http, int httpResponseCode);
diff --git a/hardware/include/MAX7219.hpp b/hardware/include/MAX7219.hpp
index 13dfb4d..040e744 100644
--- a/hardware/include/MAX7219.hpp
+++ b/hardware/include/MAX7219.hpp
@@ -10,6 +10,12 @@
 #define CS_PIN 18
 #define CLK_PIN 17
 
+struct MAX7219Status_t
+{
+    String status;
+    String actuatorStatus;
+};
+
 void MAX7219_Init();
 void MAX7219_DisplayText(const char *text, textPosition_t align, uint16_t speed, uint16_t pause);
 bool MAX7219_Animate();
diff --git a/hardware/include/MQ7v2.hpp b/hardware/include/MQ7v2.hpp
index 5ced4c0..49f8a1b 100644
--- a/hardware/include/MQ7v2.hpp
+++ b/hardware/include/MQ7v2.hpp
@@ -14,4 +14,5 @@ struct MQ7Data_t
 };
 
 void MQ7_Init();
-MQ7Data_t MQ7_Read();
\ No newline at end of file
+MQ7Data_t MQ7_Read();
+MQ7Data_t MQ7_Read_Fake();
\ No newline at end of file
diff --git a/hardware/include/MqttClient.hpp b/hardware/include/MqttClient.hpp
index 9a4a155..2e877d2 100644
--- a/hardware/include/MqttClient.hpp
+++ b/hardware/include/MqttClient.hpp
@@ -3,6 +3,7 @@
 #include "globals.hpp"
 #include <WiFi.h>
 #include <PubSubClient.h>
+#include "RestClient.hpp"
 
 #define USER "contaminus"
 #define MQTT_PASSWORD "contaminus"
diff --git a/hardware/include/RestClient.hpp b/hardware/include/RestClient.hpp
index b63bb3e..66dc164 100644
--- a/hardware/include/RestClient.hpp
+++ b/hardware/include/RestClient.hpp
@@ -3,4 +3,5 @@
 #include <HTTPClient.h>
 
 void getRequest(const String url, String &response);
-void postRequest(const String url, const String &payload, String &response);
\ No newline at end of file
+void postRequest(const String url, const String &payload, String &response);
+void putRequest(const String url, const String &payload, String &response);
\ No newline at end of file
diff --git a/hardware/include/globals.hpp b/hardware/include/globals.hpp
index 15968d5..876bcdb 100644
--- a/hardware/include/globals.hpp
+++ b/hardware/include/globals.hpp
@@ -1,5 +1,7 @@
 #include <Arduino.h>
 
+#define DEVICE_ROLE ACTUATOR // se cambia entre SENSOR y ACTUATOR
+
 #define MQTT_URI "miarma.net"
 #define API_URI "https://contaminus.miarma.net/api/v1/"
 #define REST_PORT 443
@@ -10,13 +12,11 @@
 #define GPS_ID 1
 #define MAX7219_ID 1
 
-#define ECO "Solo vehiculos electricos/hibridos"
-#define ALL "Todo tipo de vehiculos"
-
-#define DEBUG
-
 #define SENSOR 0
 #define ACTUATOR 1
 
+#define DEBUG
+
 extern const uint32_t DEVICE_ID;
-extern const int GROUP_ID;
\ No newline at end of file
+extern const int GROUP_ID;
+extern String currentMessage;
\ No newline at end of file
diff --git a/hardware/include/main.hpp b/hardware/include/main.hpp
index 7fa4211..aefb7c2 100644
--- a/hardware/include/main.hpp
+++ b/hardware/include/main.hpp
@@ -2,8 +2,6 @@
 
 #include "globals.hpp"
 
-#define DEVICE_ROLE SENSOR // se cambia entre SENSOR y ACTUATOR
-
 #if DEVICE_ROLE == SENSOR
   #warning "Compilando firmware para SENSOR"
 #elif DEVICE_ROLE == ACTUATOR
diff --git a/hardware/src/lib/http/JsonTools.cpp b/hardware/src/lib/http/JsonTools.cpp
index 090ef82..7d8c2c9 100644
--- a/hardware/src/lib/http/JsonTools.cpp
+++ b/hardware/src/lib/http/JsonTools.cpp
@@ -36,158 +36,53 @@ String serializeSensorValue(
   return output;
 }
 
-String serializeActuatorStatus(const int actuatorId, const String &deviceId, const int status, const long timestamp)
-{
-  DynamicJsonDocument doc(512);
-
-  doc["actuatorId"] = actuatorId;
-  doc["deviceId"] = deviceId;
-  doc["status"] = status;
-  doc["timestamp"] = timestamp;
-
-  String output;
-  serializeJson(doc, output);
-  Serial.println(output);
-  return output;
-}
-
-String serializeDevice(const String &deviceId, int groupId, const String &deviceName)
-{
-  DynamicJsonDocument doc(512);
-
-  doc["deviceId"] = deviceId;
-  doc["groupId"] = groupId;
-  doc["deviceName"] = deviceName;
-
-  String output;
-  serializeJson(doc, output);
-  Serial.println(output);
-  return output;
-}
-
-void deserializeSensorValue(HTTPClient &http, int httpResponseCode)
+MAX7219Status_t deserializeActuatorStatus(HTTPClient &http, int httpResponseCode)
 {
   if (httpResponseCode > 0)
   {
+#ifdef DEBUG
     Serial.print("HTTP Response code: ");
     Serial.println(httpResponseCode);
-    String responseJson = http.getString();
+#endif
 
-    DynamicJsonDocument doc(ESP.getMaxAllocHeap());
-    DeserializationError error = deserializeJson(doc, responseJson);
-
-    if (error)
-    {
-      Serial.print(F("deserializeJson() failed: "));
-      Serial.println(error.f_str());
-      return;
-    }
-
-    String groupId = doc["groupId"];
-    String deviceId = doc["deviceId"];
-
-    JsonObject gps = doc["gps"];
-    int gpsId = gps["sensorId"];
-    float lat = gps["lat"];
-    float lon = gps["lon"];
-
-    JsonObject weather = doc["weather"];
-    int weatherId = weather["sensorId"];
-    float temp = weather["temperature"];
-    float hum = weather["humidity"];
-    float pres = weather["pressure"];
-
-    JsonObject co = doc["co"];
-    int coId = co["sensorId"];
-    float coVal = co["value"];
-
-    Serial.println("🛰 GPS:");
-    Serial.printf("  Sensor ID: %d\n  Lat: %.6f  Lon: %.6f\n", gpsId, lat, lon);
-
-    Serial.println("🌤 Weather:");
-    Serial.printf("  Sensor ID: %d\n  Temp: %.2f°C  Hum: %.2f%%  Pressure: %.2f hPa\n", weatherId, temp, hum, pres);
-
-    Serial.println("🧪 CO:");
-    Serial.printf("  Sensor ID: %d\n  CO: %.2f ppm\n", coId, coVal);
-
-    Serial.printf("🧾 Group ID: %s\n", groupId.c_str());
-    Serial.printf("🧾 Device ID: %s\n", deviceId.c_str());
-  }
-  else
-  {
-    Serial.print("Error code: ");
-    Serial.println(httpResponseCode);
-  }
-}
-
-void deserializeActuatorStatus(HTTPClient &http, int httpResponseCode)
-{
-  if (httpResponseCode > 0)
-  {
-    Serial.print("HTTP Response code: ");
-    Serial.println(httpResponseCode);
     String responseJson = http.getString();
     DynamicJsonDocument doc(ESP.getMaxAllocHeap());
     DeserializationError error = deserializeJson(doc, responseJson);
 
     if (error)
     {
+#ifdef DEBUG
       Serial.print(F("deserializeJson() failed: "));
       Serial.println(error.f_str());
-      return;
+#endif
+      return {
+        .status = "error",
+        .actuatorStatus = "Error"
+      };
     }
 
-    JsonArray array = doc.as<JsonArray>();
-    for (JsonObject actuator : array)
-    {
-      int actuatorId = actuator["actuatorId"];
-      String deviceId = actuator["deviceId"];
-      int status = actuator["status"];
-      long timestamp = actuator["timestamp"];
+    String status = doc["status"] | "error";
+    String actuatorStatus = doc["actuatorStatus"] | "Unknown";
 
-      Serial.println("Actuator deserialized:");
-      Serial.printf("  ID: %d\n  Device: %s\n  Status: %d\n  Time: %ld\n\n",
-                    actuatorId, deviceId.c_str(), status, timestamp);
-    }
+#ifdef DEBUG
+    Serial.println("Actuator status deserialized:");
+    Serial.printf("  Status: %s\n  Actuator Status: %s\n\n", status.c_str(), actuatorStatus.c_str());
+#endif
+
+    return {
+      .status = status,
+      .actuatorStatus = actuatorStatus
+    };
   }
   else
   {
+#ifdef DEBUG
     Serial.print("Error code: ");
     Serial.println(httpResponseCode);
+#endif
+    return {
+      .status = "error",
+      .actuatorStatus = "HTTP error"
+    };
   }
 }
-
-void deserializeDevice(HTTPClient &http, int httpResponseCode)
-{
-  if (httpResponseCode > 0)
-  {
-    Serial.print("HTTP Response code: ");
-    Serial.println(httpResponseCode);
-    String responseJson = http.getString();
-    DynamicJsonDocument doc(ESP.getMaxAllocHeap());
-    DeserializationError error = deserializeJson(doc, responseJson);
-
-    if (error)
-    {
-      Serial.print(F("deserializeJson() failed: "));
-      Serial.println(error.f_str());
-      return;
-    }
-
-    JsonArray array = doc.as<JsonArray>();
-    for (JsonObject device : array)
-    {
-      String deviceId = device["deviceId"];
-      int groupId = device["groupId"];
-      String deviceName = device["deviceName"];
-
-      Serial.println("Device deserialized:");
-      Serial.printf("  ID: %s\n  Group: %d\n  Name: %s\n\n", deviceId.c_str(), groupId, deviceName.c_str());
-    }
-  }
-  else
-  {
-    Serial.print("Error code: ");
-    Serial.println(httpResponseCode);
-  }
-}
\ No newline at end of file
diff --git a/hardware/src/lib/http/RestClient.cpp b/hardware/src/lib/http/RestClient.cpp
index e623529..b1399e2 100644
--- a/hardware/src/lib/http/RestClient.cpp
+++ b/hardware/src/lib/http/RestClient.cpp
@@ -31,4 +31,20 @@ void postRequest(const String url, const String &payload, String &response)
         response = "Error: " + String(httpCode);
     }
     httpClient.end();
+}
+
+void putRequest(const String url, const String &payload, String &response)
+{
+    httpClient.begin(url);
+    httpClient.addHeader("Content-Type", "application/json");
+    int httpCode = httpClient.PUT(payload);
+    if (httpCode > 0)
+    {
+        response = httpClient.getString();
+    }
+    else
+    {
+        response = "Error: " + String(httpCode);
+    }
+    httpClient.end();
 }
\ No newline at end of file
diff --git a/hardware/src/lib/inet/MqttClient.cpp b/hardware/src/lib/inet/MqttClient.cpp
index a1982ce..2f68eb2 100644
--- a/hardware/src/lib/inet/MqttClient.cpp
+++ b/hardware/src/lib/inet/MqttClient.cpp
@@ -1,7 +1,7 @@
 #include "MqttClient.hpp"
 
 extern WiFiClient wifiClient;
-extern const char *currentMessage;
+extern HTTPClient httpClient;
 
 PubSubClient client(wifiClient);
 
@@ -20,14 +20,20 @@ void MQTT_OnReceived(char *topic, byte *payload, unsigned int length)
     content.concat((char)payload[i]);
   }
 
+  content.trim();
+
+#ifdef DEBUG
+  Serial.println(content);
+#endif
+
 #if DEVICE_ROLE == ACTUATOR
-  if(content == "ECO")
+  if (content.equals("ECO"))
   {
-    currentMessage = ECO;
-  } 
-  else
+    currentMessage = "Vehiculos electricos/hibridos";
+  }
+  else if (content.equals("GAS"))
   {
-    currentMessage = ALL;
+    currentMessage = "Todo tipo de vehiculos";
   }
 #endif
 }
@@ -67,7 +73,7 @@ void MQTT_Handle(const char *MQTTClientName)
   client.loop();
 }
 
-String buildTopic(int groupId, const String& deviceId, const String& topic)
+String buildTopic(int groupId, const String &deviceId, const String &topic)
 {
   String topicString = "group/" + String(groupId) + "/device/" + deviceId + "/" + topic;
   return topicString;
diff --git a/hardware/src/lib/sensor/GPS.cpp b/hardware/src/lib/sensor/GPS.cpp
index 76f6d7c..ce610cb 100644
--- a/hardware/src/lib/sensor/GPS.cpp
+++ b/hardware/src/lib/sensor/GPS.cpp
@@ -29,5 +29,5 @@ GPSData_t GPS_Read()
 GPSData_t GPS_Read_Fake()
 {
     float rnd = random(-0.0005, 0.0005);
-    return {37.358201f + rnd, -5.986640f + rnd};
+    return {37.326371f + rnd, -5.966001f + rnd};
 }
\ No newline at end of file
diff --git a/hardware/src/lib/sensor/MQ7v2.cpp b/hardware/src/lib/sensor/MQ7v2.cpp
index 89475b5..9a4e03b 100644
--- a/hardware/src/lib/sensor/MQ7v2.cpp
+++ b/hardware/src/lib/sensor/MQ7v2.cpp
@@ -17,4 +17,20 @@ MQ7Data_t MQ7_Read()
     bool d0 = digitalRead(MQ7_D0);
 
     return {ppm, d0};
-}
\ No newline at end of file
+}
+
+MQ7Data_t MQ7_Read_Fake()
+{
+    float ppm;
+    bool d0;
+
+    if (random(0, 100) < 50) {
+        ppm = random(80, 500);  // valores entre 101 y 500 ppm
+        d0 = true;
+    } else {
+        ppm = random(10, 79);   // valores entre 10 y 99 ppm
+        d0 = false;
+    }
+
+    return {ppm, d0};
+}
diff --git a/hardware/src/main.cpp b/hardware/src/main.cpp
index 4dbce40..209855e 100644
--- a/hardware/src/main.cpp
+++ b/hardware/src/main.cpp
@@ -9,7 +9,9 @@ TaskTimer mqttTimer{0, 5000};
 
 #if DEVICE_ROLE == ACTUATOR
 TaskTimer matrixTimer{0, 25};
-const char *currentMessage = ALL;
+TaskTimer displayTimer{0, 1000};
+String currentMessage = "";
+String lastMessage = "";
 extern MD_Parola display;
 #endif
 
@@ -35,7 +37,7 @@ void setup()
 
     try
     {
-        
+
 #if DEVICE_ROLE == SENSOR
         BME280_Init();
         Serial.println("Sensor BME280 inicializado");
@@ -48,7 +50,12 @@ void setup()
 #if DEVICE_ROLE == ACTUATOR
         MAX7219_Init();
         Serial.println("Display inicializado");
-        writeMatrix(currentMessage);
+        writeMatrix(currentMessage.c_str());
+
+        String url = String(API_URI) + "groups/" + GROUP_ID + "/devices/" + String(DEVICE_ID, HEX) + "/actuators/" + MAX7219_ID + "/status";
+        getRequest(url, response);
+        MAX7219Status_t statusData = deserializeActuatorStatus(httpClient, httpClient.GET());
+        currentMessage = statusData.actuatorStatus;
 #endif
     }
     catch (const char *e)
@@ -70,6 +77,19 @@ void loop()
         }
         matrixTimer.lastRun = now;
     }
+
+    if (now - displayTimer.lastRun >= displayTimer.interval)
+    {
+        if (currentMessage != lastMessage)
+        {
+            writeMatrix(currentMessage.c_str());
+            lastMessage = currentMessage;
+#ifdef DEBUG
+            Serial.println("Display actualizado");
+#endif
+        }
+        displayTimer.lastRun = now;
+    }
 #endif
 
     if (now - globalTimer.lastRun >= globalTimer.interval)
@@ -99,9 +119,8 @@ void loop()
 void writeMatrix(const char *message)
 {
 #ifdef DEBUG
-    Serial.println("Escribiendo en el display...");
+    Serial.println("Escribiendo mensaje: "); Serial.print(message);
 #endif
-
     MAX7219_DisplayText(message, PA_LEFT, 50, 0);
 }
 #endif
@@ -110,7 +129,7 @@ void writeMatrix(const char *message)
 void readMQ7()
 {
     const float CO_THRESHOLD = 100.0f;
-    mq7Data = MQ7_Read();
+    mq7Data = MQ7_Read_Fake();
 }
 
 void readBME280()