diff --git a/timer_arduino/timer_arduino.ino b/timer_arduino/timer_arduino.ino
index d4ac63d..45e0845 100644
--- a/timer_arduino/timer_arduino.ino
+++ b/timer_arduino/timer_arduino.ino
@@ -1,3 +1,11 @@
+//(c) Copyright 2018 Radu Corcodel
+// Developers: Radu Corcodel
+//
+// Scope of code: Arduino sketch for a darkroom timer with a Touch Sensitive LCD as user 
+// 		  interface. 
+//
+// License: Code is licensed under Creative Commons Attribution-NonCommercial (CC BY-NC) https://creativecommons.org/licenses/by-nc/4.0/
+
 #include <UTFT.h>
 #include <URTouch.h>