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.Item type: E-bike ControllerMaximum current: 151ARated current: 7ALow voltage protection: DC30/400.5VBrake input: low levelNote:Please note that this product is only compatible for Quantum display meters.Color: As ShownMaterial: Aluminum AlloyPackage Contents:1 x Electric Bike Brushless DC Motor ControllerOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.