Harvest renewable energy from motion, sun or fire to charge any USB device. Never be without USB charging power again. The Hydrobee personal power system can be installed semi-permanently or used on the go. It is enabled with remote on/off over cell networks or infrared transmitter so it can be sold on PayAsYouGo to a billion people in developing countries. Harvest power from wind, sun, muscles, fires, farm carts, belt drives and more. Winner of 6 major awards!