Mike Dixon reviews the slimmest charger ever:
..."The Xoopar Powercard Slim Power Bank is an incredibly thin 1300mAh powerbank for charging your phone. At only 0.22 inch thick, it’s thinner than a standard USB plug! Having the same dimensions as a credit card, you could literally put it in your wallet."
..."I was really impressed by this little battery! It was even thinner than I thought it would be, and I’ll be taking it with me quite often."
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