Features1WIDE APPLICATION: The set is suitable for electric bicycles, electric tricycles, electric motorcycles, etc. or various DC motors and other applications. It can regulate the motor speed well and meet the usage requirements of different vehicles and needs. 2DURABLE: The controller is made of circuit boards for a longer service life. It also features high efficiency, high torque and low heat, which ensures the stable performance and durability of the controller. 3SAFETY PROTECTION: The controller is equipped with anti reverse polarity protection and high current protection rating to ensure the safety of component operation. 4STABLE AND SENSITIVE CONTROL: The handle provides stable and precise speed control with a comfortable grip. Users can easily adjust the speed according to their needs and get a better control experience. 5COMPLETE SET: The set includes a 12V 500W controller, a reverse gear switch and 2 twist throttles, which can meet the control needs of electric vehicles.SpecificationItem Type: Bike Controller Twist Throttle Reverse Gear SwitchMaterial: Aluminum, RubberWeight: Approx. 654g / 23.1ozPackage List1 x Controller2 x Twist Throttle1 x Reverse Gear Switch