diff --git a/firmware/config_user.h.example b/firmware/config_user.h.example
old mode 100644
new mode 100755
index 4383af4..fbc2ed8
--- a/firmware/config_user.h.example
+++ b/firmware/config_user.h.example
@@ -9,18 +9,25 @@
 
 // Enable/Disable features
 //#define WEBUPDATER_FEATURE
-#define INFLUXDB_FEATURE
+//#define INFLUXDB_FEATURE
 #define SERIAL_FEATURE
-#define BATTERY_POWERED
-#define SENSOR_WIND
+//#define BATTERY_POWERED
+//#define SENSOR_WIND
 #define SENSOR_APDS9960
 //#define SENSOR_APDS9930
 #define SENSOR_BME280
 #define SENSOR_BATTERY
 //#define BAT_PINS_D34
+// only possible if webupdater is also enabled
+//#define HOMEBRIDGE_WEBSTAT
+// retries to connect after 5 seconds or starts the wifimanager
+//#define SLEEP_IF_NO_WLAN_CONNECTION
+// Restarts the firmware every n seconds
+//#define RESET_ESP_TIMEINTERVAL
 
 const float HUMIDITY_FACTOR = 1.0;
 const float LIGHT_FACTOR    = 1.0;
+const float TEMP_FACTOR     = 1.0;
 
 // InfluxDB credentials
 const char     *INFLUXDB_HOST = "hostname";
@@ -35,3 +42,4 @@ const char     *INFLUXDB_PASS = "password";
 String          DEVICE_NAME   = "devicename";
 
 #endif
+
diff --git a/firmware/firmware.ino b/firmware/firmware.ino
index d56a7bb..b293347 100644
--- a/firmware/firmware.ino
+++ b/firmware/firmware.ino
@@ -67,10 +67,10 @@ void setup()
   // the time in seconds to wait for the user to configure the device
   wifiManager.setTimeout(WIFI_CONFIG_PORTAL_TIMEOUT_S);
 
-#ifdef SLEEP_IF_NO_WLAN_CONNECTION
+#ifndef SLEEP_IF_NO_WLAN_CONNECTION
   while
 #endif
-#ifndef SLEEP_IF_NO_WLAN_CONNECTION
+#if def SLEEP_IF_NO_WLAN_CONNECTION
   if
 #endif
         (!wifiManager.autoConnect(wifiName.c_str(), "DEADBEEF"))
diff --git a/firmware/sensor_bme280.ino b/firmware/sensor_bme280.ino
old mode 100755
new mode 100644
index 5510f79..ae22d3f
--- a/firmware/sensor_bme280.ino
+++ b/firmware/sensor_bme280.ino
@@ -14,11 +14,11 @@ bool sensor_bme280_begin(uint8_t addr) {
 }
 
 float bme280_temperature() {
-  return _sensor_bme280.readTemperature();
+  return _sensor_bme280.readTemperature() * TEMP_FACTOR;
 }
 float bme280_pressure() {
   return _sensor_bme280.readPressure() / 100.0F;
 }
 float bme280_humidity() {
   return _sensor_bme280.readHumidity() * HUMIDITY_FACTOR;
-}
+}