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SparkFun Electronics will be closed on July 3rd, 2015 in observance of Independence Day. Any orders placed after 2:00pm MT on July 2nd will be shipped out after the weekend. Thanks!

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dain

Member Since: June 13, 2011

Country: United States

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experience design technologist / visual developer

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ustwo

  • Are you sure you’re using the right battery with it? A LiPo should be 3.7V (per cell), which this circuit is specifically designed for.

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