Range Extender Battery Electric Vehicle. The demand for improved fuel economy and the request for zero emission within cities require complex powertrains. An electric car range extender battery is a device designed to increase the range of an electric vehicle by providing additional power to its electric motor.
An electric car range extender battery is a device designed to increase the range of an electric vehicle by providing additional power to its electric motor. A range extender is a small fuel engine that has its own fuel tank.