Features1Suitable for 36V/48V motors. 2Designed for electric bicycles, electric scooters and electric motorcycles. 3It is helpful to improve the running efficiency of the motor. 4Reduce controller temperature rise and increase vehicle continuous mileage. 5No noise, no vibration, smooth and comfortable driving.SpecificationFeatures:1.Suitable for 36V/48V motors.2.Designed for electric bicycles, electric scooters and electric motorcycles.3.It is helpful to improve the running efficiency of the motor.4.Reduce controller temperature rise and increase vehicle continuous mileage.5.No noise, no vibration, smooth and comfortable driving.Specifications:Item type: E-bike ControllerMaterial: Aluminum alloyColor: As picture shownSize: Approx. 9.3x6x3.5cm/3.7x2.4x1.4inMaximum current: 171ASpeed setting: 1-4.2VRated current: 8APacking List:1 x ControllerPackage List