The iYo is a very cool idea. Combining play with renewable energy and the iPhone? Triple win. Swedish designer Peter Thuvander has designed a concept device (though it’s almost a reality) that charges iPhones, or any other Apple gadgets. All it takes is 30 spins of the yo-yo, and there is enough power to fully charge the phone. This miracle power station uses various components to quickly to energize it’s lithium ion battery, one which is a One Laptop Per Child crank charger.

[via Yanko Design]

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