03.12.2013 14:06 Uhr, Quelle: Engadget

Copenhagen Wheel turns any bike into an electric hybrid, ships early 2014 for $699 (video)

We can't fault you for dismissing the Copenhagen Wheel as vaporware -- it's been nearly four years since the pedal-assist bicycle accessory made its debut at the 2009 UN Climate Change Conference -- but we finally have pricing and availability to

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