Enlighten is a smart desk lamp. It is consist of two projectors covering the wall and the desk separately, and a depth camera that trace users’ movements which is for tangible interaction. By turning any surface into a additional display area, users can be free from very limited monitor screen, and they are able to arrange contents around the desk the way they want. Enlighten enables users to handle multiple channels of information at the same time, and it also enhance security when turned off. Of course, it helps users to keep their desk clean and neat.