An electric bicycle, also known as an e-bike, is a bicycle with an electric motor used to power the vehicle.

Electric bicycles typically cost between US$500 and US$3,000, use rechargeable batteries and can travel up to 20 miles per hour (32 km/h), and in some markets they are rapidly replacing traditional bikes and motorcycles.

An electric bicycles which requires the rider to pedal in order to activate the motor is known as a pedelec .