diff --git a/src/main.cpp b/src/main.cpp
index 758765c..174ae15 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -152,6 +152,8 @@ float TemparaturInnen = 0.00;
 bool NOHTU = false;
 bool readHtuFlag = true;
 float akku = 2.87;
+int Helligkeit = 255;
+
 
 
 const char* const PROGMEM DAY_NAMES[] = {"Sonntag", "Montag", "Dienstag", "Mittwoch", "Donnerstag", "Freitag", "Samstag", "Sonntag"};
@@ -166,17 +168,20 @@ char clientName[30];
 /* const char* topic_1 = "hjk/devices/WETTERSTATIONMARCEL/telemetry/temperature"; // Wohnzimmer 3933178
 const char* topic_Flur = "hjk/devices/267014/telemetry/temperature";  // Flur
 const char* topic_3 = "hjk/devices/11277819/telemetry/temperature"; // Büro 11277819 */
-const char* topic_ZeitStart = "hjk/devices/DisplayMarcel/telemetry/Start"; 
+/* const char* topic_ZeitStart = "hjk/devices/DisplayMarcel/telemetry/Start"; 
 const char* topic_ZeitEnde = "hjk/devices/DisplayMarcel/telemetry/Ende"; 
 const char* topic_Hell = "hjk/devices/DisplayMarcel/telemetry/Hell"; 
-const char* topic_Dunkel = "hjk/devices/DisplayMarcel/telemetry/Dunkel"; 
+const char* topic_Dunkel = "hjk/devices/DisplayMarcel/telemetry/Dunkel";  */
 //const char* topic_Co2 = "hjk/devices/257923/telemetry/co2";  // Co2 Sensor
+const char* topic_Hell = "hjk/devices/DisplayMarcel/telemetry/Lux";
 const char* topic_Covid = "hjk/devices/Covid19/telemetry/Covid19"; 
 const char* topic_Wetter = "hjk/devices/WETTERSTATIONMARCEL/telemetry/temperature_Htu_21"; 
 const char* topic_Pressure = "hjk/devices/WETTERSTATIONMARCEL/telemetry/pressure"; 
 const char* topic_Luftfeuchtigkeit = "hjk/devices/WETTERSTATIONMARCEL/telemetry/humity"; 
 const char* topic_Akku = "hjk/devices/WETTERSTATIONMARCEL/telemetry/battery";
 
+const char* topic_Helligkeit = "hjk/devices/DisplayMarcel/telemetry/Lux"; 
+
 void callback(char* topic1, byte* payload, unsigned int length);
 //void ZeigeZeit(int xPos);
 void scroll_text(uint8_t ypos, unsigned long scroll_delay, String text, uint8_t colorR, uint8_t colorG, uint8_t colorB, boolean blink);
@@ -307,13 +312,14 @@ void callback(char* topic1, byte* payload, unsigned int length) {
     #endif
     Luftfeuchtigkeit = atof(msg);
   }
-  if(strcmp(topic1, topic_Hell)== 0){ 
+  /* if(strcmp(topic1, topic_Hell)== 0){ 
     #ifdef DEBUG
     Serial.print("Helligkeit: ");
     Serial.print(msg);
     Serial.println();
     #endif
     hell = atoi(msg);
+
   }
   if(strcmp(topic1, topic_Dunkel)== 0){ 
     #ifdef DEBUG
@@ -338,6 +344,15 @@ void callback(char* topic1, byte* payload, unsigned int length) {
     Serial.println();
     #endif
     EndederAbdunklung = atoi(msg); 
+  } */
+  if(strcmp(topic1, topic_Helligkeit)== 0){ 
+    Serial.print("Helligkeit: ");
+    Serial.print(msg);
+    Serial.println(" Lux");
+    Helligkeit = atoi(msg);
+    if (Helligkeit > 255) Helligkeit = 255;
+    if (Helligkeit < 0) Helligkeit = 0;
+    display.setBrightness(Helligkeit);
   }
    if(strcmp(topic1, topic_Akku)== 0){ 
     #ifdef DEBUG
@@ -352,19 +367,19 @@ void reconnect() {
   sprintf(clientName, "%s%s", "Uhr", "_Zentrale" );
   // Loop until we're reconnected
   while (!client.connected()) {
-    Serial.print("Attempting MQTT connection...");
+    //Serial.print("Attempting MQTT connection...");
     if (client.connect(clientName)) {
       /* MQTTStatus.setPic(3); */
-      Serial.println("connected");
+      //Serial.println("connected");
       /* client.subscribe(topic_Co2); */
       client.subscribe(topic_Covid);
       client.subscribe(topic_Wetter);
       client.subscribe(topic_Pressure);
       client.subscribe(topic_Luftfeuchtigkeit);
-      client.subscribe(topic_Hell);
-      client.subscribe(topic_Dunkel);
+      client.subscribe(topic_Helligkeit);
+      /* client.subscribe(topic_Dunkel);
       client.subscribe(topic_ZeitEnde);
-      client.subscribe(topic_ZeitStart);
+      client.subscribe(topic_ZeitStart); */
       client.subscribe(topic_Akku);
     } else {
       Serial.print("failed, rc=");
@@ -953,7 +968,7 @@ void loop() {
   if (!client.connected()) {
     reconnect();
   }
-  
+   client.loop();
   
   getNTPtime(10);
   
@@ -993,7 +1008,7 @@ void loop() {
     }else{
       readHtuFlag = true;
     }
-    if ((timeinfo.tm_hour >= StartderAbdunklung)  && timeinfo.tm_hour < EndederAbdunklung)
+    /* if ((timeinfo.tm_hour >= StartderAbdunklung)  && timeinfo.tm_hour < EndederAbdunklung)
     {
       display.setBrightness(dunkel);
       #ifdef HELLIGKEIT
@@ -1002,7 +1017,7 @@ void loop() {
     } else
     {
       display.setBrightness(hell);
-    }
+    } */
     switch (timeinfo.tm_sec)
     {
       case 0 ... 14: