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The Eton BoostBloc6600 is a powerful backup battery pack with a 6600mAh lithium ion battery (black) that provides long-lasting reliable power whenever and wherever you need it. Fast and efficient, when fully charged BoostBloc6600 fully charges most smartphones three times so you're never caught powerless.
With its sleek and elegant design, BoostBloc6600 fits in the palm of your hand. BoostBloc6600 features a Micro-USB DC input to use with most smartphone chargers. It packs enough power to charge a tablet and with two standard USB ports BoostBloc6600 can charge two devices simultaneously. An LED charge indicator lets you monitor the battery charge level when you give it a quick shake. Whether you are on a plane or trekking in the woods let BoostBloc6600 provide the power you need to stay fully charged wherever you are.