If you are like me, you are probably very familiar with bike lights that use the power of the pedal to keep your eye-sight bright when riding at night. Well, here’s a great idea that uses that same power, except to power your USB gadgets such as iPod, iPhone, or whatever.
We initially theorized the development and feasibility of a regenerative braking system for use on bicycles. This system would create a mobile power source to extend the battery life of portable electronic devices carried by the rider.

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