"ElectricImp/ Arduino Moodlamp" is a cloud based high power rgb led moodlamp which displays actual local temperature, your personal Nike Fuelpoint status and you can change the colors with help of http interfaces. You needn't to use a high- power led for this, you can use every RGB- LED you like.
You'll find a english documentation at instructables.com: http://www.instructables.com/id/High-Power-RGB-LED-Moodlamp-which-syncs-with-Phili/
Also a german documentation here: http://www.photonik-campus.de/projects/electricimp-moodlamp-cloud-based/
This project is a contribution to the actual "Make Light"- contest from www.photonik-campus.de
:-)