Water Lamps

You must be thinking what this water lamp thing is all about! I am gonna tell you in a while so read carefully! In Recent years, adding to advancement of Human Computer Interaction, some people came out with this thing.

Water Lamps is a Lamp used in a highly secured room to know whether there's an act of intrusion in the room.
Its a pure and deserved replacement to CCTV camera's, though you cant see the person
with this thing coming to your aid

To get indepth knowledge read about water lamps and pin wheels on the URL mentioned afore.

tangible.media.mit.edu/content/papers/pdf/Ambient_Fixtures_CHI98.pdf