Type "repeat" into a youtube URL before the "youtube.com" to watch it on repeat:
Which means: http://www.youtube.com/watch?v=1mB0tP1I-14
Would turn into: http://www.repeatyoutube.com/watch?v=1mB0tP1I-14
Music LED Tempo - 4 Love - Deep & White [Dahmi-RecordZ remix]
You need Flash player 9+ and JavaScript enabled to view this video.
Music LED Tempo - 4 Love - Deep & White [Dahmi-RecordZ remix]
For details check 15 first sec and for all detail to build this go to http://www.instructables.com/id/Music-LED-Light-Box/