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How To Build A Bicycle Generator - Having a manual method of producing power is a great backup in case there is no wind or sun to charge your off the grid batteries in an emergency situation! Get between 75 - 150 watts.

How To Build A Bicycle Generator - Having a manual method of producing power is a great backup in case there is no wind or sun to charge your off the grid batteries in an emergency situation! Get between 75 - 150 watts.