Features1STRONG HEAT DISSIPATION: metal shell with grooved design ensures good heat dissipation of the controller, protects internal circuit from thermal overload. 2HIGH SAFETY: Built in undervoltage protection, over current protection, stall protection and more protection functions, ensure the use and safety. 3SENSITIVE CONTROL: Brush motor controller will provide stable speed and sensitive control of braking and direction change, stable and reliable. 4CONTROLLER APPLICATION: The controller is widely used for electric bikes, electric tricycles, and electric motorcycles, with a wide range of applications. 5THUMB THROTTLE APPLICATION: The thumb throttle is applicable to 12V to 99V electric bikes, refitted electric bikes, scooters, tricycles and other electric vehicles. Suitable for lithium battery, water battery, dry battery and other batteries.SpecificationItem Type: Electric Bike Controller Thumb Throttle KitMaterial: Aluminum Alloy, Rubber, ABSController Type: Brushed ControllerController Rated Power: 1000WPackage List1 x Controller1 x Thumb Throttle2 x Key5 x Wiring Plug Sleeve10 x Accessories