الأحد، 2 نوفمبر 2014

The Copenhagen Wheel turns any bicycle into an electric hybrid

ElectricBike

While Miss Gulch's tornado-powered flying bike from The Wizard of Oz somehow failed to materialize for us, our consolation prize -- an electric hubmotor bicycle plug-in for our smartphones known as the Copenhagen Wheel -- is finally here.



sourse ExtremeTech http://ift.tt/1ucEaum

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