diff --git a/esp-temperature/esp-temperature.ino b/esp-temperature/esp-temperature.ino
index 794a2c1..8297a12 100644
--- a/esp-temperature/esp-temperature.ino
+++ b/esp-temperature/esp-temperature.ino
@@ -1,6 +1,6 @@
 // Wemos D1 board, connected to a battery box and a DS18B20 temperature sensor
 //
-
+ 
 // For temperature reading
 // Libraries needed:
 // * OneWire
@@ -8,37 +8,37 @@
 //
 // Pinout: https://wiki.wemos.cc/products:d1:d1_mini
 // D0 = GPIO16 --> Connect D0 to RST for Deep Sleep-Wakeup
-
+ 
 #include <OneWire.h> 
 #include <DallasTemperature.h>
-
-const char* ssid = "CTDO-IoT";
-const char* password = "";
-
-#define DEVICENAME "haus/bad"
+ 
+const char* ssid = "ENTER_YOUR_SSID_HERE";
+const char* password = "ENTER_YOUR_WLAN_PASS_HERE";
+ 
+#define DEVICENAME "maintopic/devicename"
 #define TOPIC DEVICENAME"/temperature"
 #define ONLINETOPIC DEVICENAME"/online"
-#define MQTTSERVER IPAddress(195, 160, 169, 11) // raum.ctdo.de: 195.160.169.11
+#define MQTTSERVER IPAddress(37, 187, 106, 16) // test.mosquitto.org = 37.187.106.16
 const int sleepTimeS = 300; // Reduce this value for debugging. Increase if you want more battery life
-
+ 
 #define VCCPIN D7
 #define ONE_WIRE_BUS D6
 #define GNDPIN D5
-
+ 
 OneWire oneWire(ONE_WIRE_BUS); 
 DallasTemperature sensors(&oneWire);
-
+ 
 float tempC;
-
+ 
 // For WLAN & MQTT
 #include <ESP8266WiFi.h>
 #include <AsyncMqttClient.h>
 AsyncMqttClient mqttClient;
 uint16_t packetId1Pub;
 bool packet1Ack = false;
-
+ 
 bool ready = false;
-
+ 
 char *ftoa( double f, char *a, int precision)
 {
  long p[] = {0,10,100,1000,10000,100000,1000000,10000000,100000000};
@@ -52,7 +52,7 @@ char *ftoa( double f, char *a, int precision)
  itoa(desimal, a, 10);
  return ret;
 }
-
+ 
 void onMqttPublish(uint16_t packetId) {
   Serial.println("** Publish acknowledged **");
   Serial.print("  packetId: ");
@@ -65,13 +65,13 @@ void onMqttPublish(uint16_t packetId) {
     ready = true;
   }
 }
-
+ 
 void onMqttConnect(bool sessionPresent) {
   char buf[7];
   packetId1Pub = mqttClient.publish(TOPIC, 1, true, ftoa(tempC, buf, 2));
 }
-
-
+ 
+ 
 void setup() {
   pinMode(GNDPIN, OUTPUT);
   pinMode(VCCPIN, OUTPUT);
@@ -82,15 +82,18 @@ void setup() {
   // Start up the sensors library 
   sensors.begin(); 
 }
-
+ 
 void loop() {
   // Send the command to get temperature readings 
+  Serial.println("Requesting Temperature"); 
   sensors.requestTemperatures();
-
+ 
   // You can have more than one DS18B20 on the same bus.  
   // 0 refers to the first IC on the wire 
+  Serial.println("Requesting Temperature from Device 0"); 
   tempC = sensors.getTempCByIndex(0);
-
+ 
+Serial.println("Connecting to WIFI"); 
   // Connect to WiFi
   WiFi.begin(ssid, password);
   int timeout = 0;
@@ -105,10 +108,10 @@ void loop() {
   }
   Serial.println("");
   Serial.println("WiFi connected");
-
+ 
   // Print the IP address
   Serial.println(WiFi.localIP());
-
+ 
   // Publish result to MQTT
   mqttClient.onConnect(onMqttConnect);
   mqttClient.onPublish(onMqttPublish);
@@ -116,7 +119,7 @@ void loop() {
   mqttClient.setKeepAlive(5).setCleanSession(false).setWill(ONLINETOPIC, 2, true, "no"); // .setCredentials("user", "pass").setClientId(DEVICENAME);
   Serial.println("Connecting to MQTT...");
   mqttClient.connect();
-
+ 
   timeout = 0;
   while (!ready) {
     delay(250);
@@ -129,11 +132,9 @@ void loop() {
     Serial.print(".");
   }
   Serial.println("");
-
-
   initiateDeepSleep();
 }
-
+ 
 void initiateDeepSleep()
 {
   ESP.deepSleep(sleepTimeS * 1000000);