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Crank-Powered Rechargeable Batteries

Posted Oct 13 2009 10:01pm

Your portable batteries will never run flat without a charger again! Designer  Qian Jiang’s rechargeable batteries fit into a traditional household charger, or alternatively, with a little elbow-grease, can be recharged by hand from a built-in hand-crank.

Read More: http://www.envirogadget.com/alternative-energy/crank-powered-rechargeable-batter

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