Features1Safe Protection: With under voltage protection, over current protection, stall protection and other protection functions, also ensures the use and safety of electric bicycles. 2Sensitive Control: Electric bicycle brush controller provide stable speed and sensitive control of braking and direction changes. 3Performance: The voltage is 48V, the rated power is 500W, the performance is stable and reliable, and great for long hours of work. 4Features: The controller housing is made of aluminum alloy, which is strong and durable and can protect the internal circuit from thermal overload due to poor heat dissipation. 5Smooth Operation: The scooter motor controller runs stably and has performance, smooth operation, low noise and vibration.SpecificationItem Type:ElectricBicycleBrushControllerMaterial: AluminumalloyVoltage: 48VPower: 500WPackage List1 xController