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Electric Personal Transporters Generally speaking they are personal vehicles (e.g., a gyro board, a segway or an electric bike) are energy efficient and are environmentally friendly. At the same time they are attractive to a large number of people due to their ease of use and flexibility. Swegways can be used, for example to quickly get from your home to the subway station. Some people are still sceptical about using these devices. E-Bikes E-Bik