who is invented PowerBank
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pisen,a Chinese invented PowerBank
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Pisen
Below you can see the real prototype. It's already been 12 years from the invention of the power bank, now Pisen is seeking and researching to add more functions to next gen power banks. At CES 2016, Pisen showed an Hand Warmer Power Bank, this innovative gadget is a combination of an hand warmer and a power bank.
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