Feature: 1. Multi Protection Function: Voltage of 36V, rated power of 800W, stable and dependable performance. It has protection functions such as under voltage protection, over current protection and stall protection to ensure the use and safety of electric bike. 2. Controller Applicability: The controller is suitable for electric bikes, electric tricycles and electric motorcycles, with a wide range of applications. 3. Controller Good Heat Dissipation: The controller shell is made of metal with grooves to protect the internal circuit from thermal overload due to good heat dissipation. 4. Stable Speed: The brush motor controller can provide stable speed and sensitive control of braking and direction change. 5. Thumb Throttle Applicability: The electric bike throttle handle is suitable for electric bikes, modified electric bikes, scooters, tricycles and other electric vehicles from 12V‑99V. Suitable for lithium batteries, water batteries, dry batteries and other batteries. Specification: Item Type: Brush Speed Motor Controller Material: Aluminum Alloy, Rubber, ABS Controller Type: Brush Controller Thumb Throttle Applicable Voltage: 12V-99V Controller Rated Power: 800W Controller Rated Voltage: 36V. Package List: 1 x Controller1 x Thumb Throttle2 x Key1 x Headlight1 x Switch5 x Wiring Plug Set10 x Accessories Note: Please be sure to control the controller function line wiring, not simply and controller color wiring, once the wrong connection will lead to damage to the controller or handle.