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A few weeks ago we shared Instructable‘s handy DIY guide to building your own solar-powered USB charger. Now, the website has provided a guide to creating a solar-powered charger for rechargeable NiMH AA and AAA batteries with a twist – it’s made from a playing card! Read the rest of DIY: How To Turn a [...]
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Check out this DIY battery powered USB charger that requires but a handful of extremely cheap components, although you will need some semblance of skill and electronics know-how before making your very own USB charger that won't fry... Read Post

Apparently Monday is DIY day here at CrunchGear, as we have another project for you. Battery powered USB chargers are nothing new — but building one yourself, that's something different. Using a few components from your local electr... Read Post

Like a deluxe version of the DIY MintyBoost AA charger, here's a DIY that explains how to assemble a USB charger that is not only rechargeable—with a Lithium Polymer battery—but also solar powered. For this DIY, you will need an Alt... Read Post