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Using Air to Recharge Your Cell Phone

sanspeak writes "Now you do not have to look for a power outlet to charge your cell phones. Department of Industrial Design at Indian Institute of Technology, Delhi have come up with a mobile turbine which generates around 3 to 4 watts of energy - sufficient to charge a mobile phone. It costs around $4, fits in your pocket and runs on air ;-). What else do you want ?"

1 of 346 comments (clear)

  1. Alternatives by fembots · · Score: 5, Insightful

    Why not use Faraday's Principle of Induction like these LED torches or a windup charger? Both are independent of external factors.

    Hanging out your phone from a car, bus or (shock!) train is pretty dangerous stuff, maybe superman will find this thing handy.

    I hope they haven't patented this technology yet, 'cos I'm rolling out my air-powered fan next month.