Nothing is more frustrating than having your gadget out of your battery when you are on the move. Carrying a battery extender would give you a way to get more out of your phone or mp3 player. The TsirTech Wrist Charger happens to be one you can wear around your wrist. It goes on like a watch and charges mp3 players, phones, and other small gadgets. The charger has a 1500mAh inside. It will cost you under $30.
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