Features 1、Motor Controller: This controller is a sine wave three mode controller with high compatibility and self learning function. 2、Wide Compatibility: This kit is suitable for 24V250W, 24V350W, 36V250W , 36V350W, 48V250W, 48V350W with or without Hall brushless motors. 3、Aluminum Alloy: The controller housing is made of aluminum alloy, which ensures the internal circuitry away from thermal overload due to its good heat dissipation. 4、Main Application: You can use the kit to DIY electric bikes, electric cars, electric scooters, folding bikes, etc., for cyclists who like challenges. 5、ABS Housing: The panel is made of ABS material, which has good toughness and waterproof performance, providing better protection for the internal circuitry. Item Type: Electric Bike Conversion Controller Kit Material: ABS, aluminum alloy Voltage: 24V, 36V, 48V universal Package List 1 x LED‑S810 Panel 1 x Controller 1 x Thumb Throttle 1 x Power Assist Sensor 1 x Instruction