is an electric power generation technology based on Slive's crank-power radio expertise. We believe that it is the best technology for self-powered radio. With optimized power generation process, it can provide highly efficient energy conversion from hand crank motion to electricity.

How great is S-Power?

Assuming an average-strength human being could crank 120 rpm (revolution per minute), then 1-minute of cranking with S-Power could provide one of the following:

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