This project details a small & simple, but very powerful USB charger for your mp3 player, camera, cell phone, and just about any other gadget you can plug into a USB port to charge! (See below for compatibility tests) The charger circuitry and 2 AA batteries fit into an Altoids gum tin, and will run your iPod for hours! 2.5x more than you'd get from a 9V USB charger! (See Process for math/calculations) You can use rechargable batteries too.
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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 5000mAh how about one that will keep your USB electronics charged through the longest road trips, power outages, or bouts of forgetfulness! Get yours today and stay connected wherever you go!