Features1Durable and Lightweight Design: Constructed with ABS material, this controller kit is lightweight yet sturdy, providing protection for the internal circuitry. Its fine workmanship and waterproof performance ensure long lasting durability. 2Metal Shell with Groove Design: The controller's outer casing is made of metal with a groove design, which not only enhances its aesthetics but also offers heat dissipation, preventing overheating and extending the lifespan of the internal circuitry. 33 Mode Operation: This kit features three working modes for the motor. When the motor hall is normal, it automatically operates in sine wave mode using the motor hall sensors. In case of damage to one hall sensor, it automatically detects and repairs it. If all hall sensors are damaged, it switches to non hall sensor mode, ensuring error free operation. 4Versatile Compatibility: Designed for 36V 48V 60V electric bikes, this kit offers compatibility with a wide range of voltage options. With its reliable performance and adaptability, it suits various electric bike models. 5Powerful and Efficient Performance: With a 500W output and 28A current, this brushless controller kit delivers power and efficiency. It enhances the performance of your electric bike, providing a smooth and reliable experience on the road.SpecificationItem Type:MotorControllerTwistThrottleGripWeight: 609g/21.5ozMaterial: ABS and aluminum alloyPower: 500WCurrent Limit: 28APackage List1 x TwistThrottle Grip with Panel1 x HalfTwistThrottleGrip1 x Grip1 xAccessory1 x Controller1 x Instructions