Features1Sensitive Control: The brushless motor controller can provide stable speed, sensitive braking and direction change control. 2Clear Display: LCD electric meter display clear, you can always observe the data, making you have a good visual experience. 3Heat Dissipation: The aluminum alloy housing of the controller is evenly distributed, and the thickened groove design has good heat dissipation. 4Performance: Durable ABS and aluminum alloy material, strong and wear resistant, and can be used normally in the temperature from 20 to 60. 5Stable Characteristics: The controller supports high temperature resistant wiring, easy to install and safe to use.SpecificationItem Type:ElectricBicycleMotorBrushlessControllerKitMaterial:ABSandaluminumalloyVoltage: 36/48/60VPower: 350W/450WCurrent Limit: 18APackage List1 xController1 xLCDPanel2 x User Manual