What do you say to the idea of a jump rope that can harness your movement to charge small electronic devices? Cool? Impractical? Useful? Well regardless of your personal thoughts on the matter it looks like just such a device will soon hit the commercial market. The PULSE jump rope — designed to harness the kinetic energy of the moving rope in order to generate electricity, that is then stored in n embedded battery — is currently in a limite ...

PULSE jump rope

http://planetsave.com/2013/12/31/pulse-jump-rope-electricity-generatin

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