Want a great use for you old phones sitting around? Sure you do. I have the perfect solution. Turn them into rechargeable battery packs. Find charging terminals Take the phone battery back offTake out the batteryPlug the charger into the phoneTake a multi-meter and find the positive and negative...
By: skepticaljay
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from Instructables: exploring - technology - robots http://ift.tt/1hyN0yp



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