Designed like a medium-sized apple, HandEnergy packs a magnetic rotor, a stator, a 1,000 mAh capacity battery, and has got a USB output port amazingly attached to it. Many of the mobile devices do...
HandEnergy Reinvents Pocket Electricity Generation
Designed like a medium-sized apple, HandEnergy packs a magnetic rotor, a stator, a 1,000 mAh capacity battery, and has got a USB output port amazingly attached to it. Many of the mobile devices do...