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Have you ever thought to yourself, “I’d love an electric bicycle, but it’d be even more convenient if the battery fit into my pocket?” OK, fine, but lots of people actually have. And the UK-based ...

A modified Razor mini converted into a Surron-powered electric stunt mini bike. One of the cheapest dirt-bike-style builds — with the Eletcro & Co electric upgrade kit it can reach about 50 MPH. An ...