The Hand Crank Emergency Cell Phone Charger - Hammacher Schlemmer - This is the charger that converts one minute of hand cranking into bursts of emergency power for a connected cell phone. For emergency calls. This would be awesome!
a simple do-it-yourself solar USB charger that fits cozily in an Altoid tin! The DIY project will charge most mobile devices via USB using 2 rechargeable AA batteries and flexible thin-film solar panels. Read to learn what you need to build your own!
Waterproof, shockproof, and dust-proof, with a huge panel to soak up the sun, what more could you ask for from a solar charger? With how about one that will keep your USB electronics charged t (Air Fryer Machine Kitchen Gadgets)