Feature:1. Wide Application: Suitable for electric bicycles, electric tricycles, and electric scooters. Compatible with various DC motors and other applications, allowing efficient speed control.2. Durable: Made with good circuit boards, this controller has a longer lifespan. It is highly efficient, provides high torque, generates low heat, and has protection against reverse polarity and high current overload.3. Low Noise: The electric bicycle motor controller has low noise when running, does not disturb others, and does not disturb itself, which can bring you a better riding experience.4. Stable and Responsive Throttle: The throttle grip provides stable and responsive control, offering a smooth and comfortable grip for accurate speed control.5. Enhanced Efficiency: The combination of the controller, throttle handle, and speed control knob optimizes power management, resulting in improved energy efficiency and longer battery life.Specification:Item Type: Electric Bike Conversion KitMaterial: Aluminum Alloy, RubberWeight: Approx. 594g / 21oz.Package List:1 x 24V 500W Electric Bike Controller 1 Pair x Electric Bike Throttle Grip 2 x Keys1 x Speed Knob Switch