Teen invents shoe that charges smartphone as you walk

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, Last Updated: 5:45 PM ET

A 15-year-old whiz kid's invention may revolutionize the way we charge our gadgets.

Angelo Casimiro has created the Electricity Harvesting Footwear Insole which stores the electricity created when walking and uses it to charge a smartphone.

It is an entry in the Google Science Fair 2014.


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