diff --git a/EleksTubeHAX_pio/data/10.bmp b/EleksTubeHAX_pio/data/10.bmp
index cb0cf95..26b0c14 100644
Binary files a/EleksTubeHAX_pio/data/10.bmp and b/EleksTubeHAX_pio/data/10.bmp differ
diff --git a/EleksTubeHAX_pio/src/Backlights.cpp b/EleksTubeHAX_pio/src/Backlights.cpp
index 863a817..d4625fd 100644
--- a/EleksTubeHAX_pio/src/Backlights.cpp
+++ b/EleksTubeHAX_pio/src/Backlights.cpp
@@ -12,7 +12,7 @@ void Backlights::begin(StoredConfig::Config::Backlights *config_)  {
     setIntensity(max_intensity-1);
     setPulseRate(60);
     setBreathRate(20);
-    setRainbowDuration(2);
+    setRainbowDuration(DEFAULT_BL_RAINBOW_DURATION_SEC);
     config->is_valid = StoredConfig::valid;
   }
   off = false;
diff --git a/EleksTubeHAX_pio/src/GLOBAL_DEFINES.h b/EleksTubeHAX_pio/src/GLOBAL_DEFINES.h
index b6994da..4111ebb 100644
--- a/EleksTubeHAX_pio/src/GLOBAL_DEFINES.h
+++ b/EleksTubeHAX_pio/src/GLOBAL_DEFINES.h
@@ -40,6 +40,8 @@
 // ************ Temperature config *********************
 #define TEMPERATURE_READ_EVERY_SEC 60  // how often to read the temperature sensor (if present)
 
+// ************ Backlight config *********************
+#define DEFAULT_BL_RAINBOW_DURATION_SEC 8
 
 // ************ Hardware definitions *********************