Links for Systm S1E86: Three Portable USB Battery Packs You Can Build

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Episode 86

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January 12, 2009
In today's episode, we're going to help you build three USB battery power supplies so you never run out of power for your favorite gadgets!
January 12, 2009
In today's episode, we're going to help you build three USB battery power supplies so you never run out of power for your favorite gadgets!