Recharge Flashlight with Skipping

This gadget called Jumping Light. Its converting kinetic energy become electric energy and you can use it to turn on your flashlight. This is perfect for those of you who like sports very much. The battery of flashlight must be recharged with skipping activity, the generated energy will be used to turn on the lights. Its using LED, the lights that comes out must be very bright.

source : itechfuture