16 Jun '11 20:20>
http://www.sciencedaily.com/releases/2011/06/110615103042.htm
Any source of energy can be tapped, vibration, heat, light.
It sends data to regular receivers up to 30 feet away!
Any source of energy can be tapped, vibration, heat, light.
It sends data to regular receivers up to 30 feet away!