how do you start electric bike
How an electric bike works. 1  Allows the rider to add power to their pedalling with a small electric motor. 2  Most have lithium batteries with a range of 20 to 25 miles (32 to 40km) 3  Power-assisted speed limit of 15mph (25km/h) in the UK, but - as with standard bikes - can exceed that when under pedal power alone.