Feature: 1. Good Heat Dissipation: The controller shell is made of premium metal with notch to preserve the internal circuit from thermal overload due to good heat dissipation. 2. Safety Protection: The voltage is 24V, the rated power is 800W, and it has protection functions such as undervoltage protection, over current protection, stall protection, etc., ensuring the use and safety of electric bikes. 3. Stable Speed: The brush motor controller can provide stable speed and sensitive control of braking and direction change, with stable and reliable performance. 4. Widely Used: The controller is applicable to electric bikes, electric tricycles, and electric motorcycles, with a wide range of applications. 5. Digital Power Display: The throttle handle of electric bike has a portable power display, which is intuitive and convenient, it can accurately determine the residual power and has a cruising function. 6. Thumb Throttle Application: Electric bike thumb throttle accelerator is applicable to 12V‑99V electric bike, refitted electric bike, scooter, and tricycle. 7. Universal: The electric bike throttle handle is applicable to lithium battery, water battery, dry battery and other batteries, universal handle. Specification: Item Type: Electric Bike Controller Thumb Throttle Kit Material: Aluminum Alloy, Rubber, ABS Gross Weight: 453g / 16.0oz Controller Type: Brushed controller Applicable Voltage of Handle: 12V-99V Controller Rated Power: 800W Controller Rated Voltage: 24V. Package List: 1 x Controller1 x Thumb Throttle2 x Key5 x Wiring Plug Sleeve10 x Accessories Note: Please be sure to control the wiring of the controller's function line, instead of simply wiring with the controller's color, once wrongly connected, the controller or handle will be damaged.