OK, guys.......got a guess how these are built?
Static electricity, or a miniature wheel and turbine???:
http://www.offgridquest.com/energy/790-kinetic-energy-lamps?showall=&limitstart=
Cool as hell.
Static electricity, or a miniature wheel and turbine???:
http://www.offgridquest.com/energy/790-kinetic-energy-lamps?showall=&limitstart=
Cool as hell.