Features1Sine Wave Controller: This controller is a sine wave tri mode controller with high compatibility and self learning function. 2Strong Compatibility: This kit is suitable for 24V500W, 24V750W, 36V500W , 36V750W, 48V500W, 48V750W with or without Hall brushless motors. 3Main Applications: You can use this set of tools to DIY electric bikes, electric cars, electric scooters, etc., which greatly improves the fun of riding. 4Aluminum Alloy Shell: The controller housing is made of aluminum alloy with groove design, which has good heat dissipation function to ensure the internal circuit and avoid thermal overload. 5ABS Panel: The instrument is made of ABS material, lightweight, strong and durable, fine workmanship, with good toughness and waterproof performance.SpecificationItem Type: Electric Bike Conversion Controller KitMaterial: ABS, aluminum alloyPackage List1 x GD01 Panel1 x Panel Instruction1 x Controller1 x Thumb Throttle1 xPowerAssistSensor1 x Instruction