Features1APPLICABLE MOTOR: Applicable to 24V250W, 24V350W, 36V250W, 36V350W, 48V250W, 48V350W hall and non hall brushless motors. 2FAST HEAT DISSIPATION: Designed with grooved shell, which can dissipate heat well, protect wires from damage and avoid thermal overload. 3CIRCUIT PROTECTION: Can withstand a maximum current of 17A in a short time, when the temperature is too high, the controller will cut off the current. 4ALUMINIUM ALLOY: The controller is made of aluminum alloy, with light weight, corrosion resistance, wear resistance and long service life. 5FOR ELECTRIC VEHICLE: 3 mode sine wave controller, suitable for electric bikes and electric scooters, which is convenient and practical.SpecificationItem Type: 3 Mode Sine Wave ControllerMaterial: Aluminum AlloyRated Voltage: 24V 36V 48V UniversalMaximum Current: 171APackage List1 x Controller1 x User Manual