Features1Controller Performance: The voltage of the controller is 24V, the rated power is 250W, the performance is stable and reliable, and it has protection functions such as undervoltage protection, over current protection, stall protection, etc., ensuring the use and safety of the electric bike. 2Good Heat Dissipation of Controller: The controller shell is made of metal with grooves to protect the internal circuit from thermal overload due to good heat dissipation. 3Stable Speed and Sensitive Braking Control: The 24V 250W brush motor controller can provide stable speed and sensitive control of braking and direction change. 4Application of Controller: 24V 250W electric bike controller is applicable to electric bicycles, electric tricycles, and electric motorcycles, with a wide range of applications. 5Digital Power Display of Twist Throttle: The electric bike twist throttle has a portable power display, which is intuitive and convenient, and can accurately determine the residual power. With cruise function. 6Application of Twist Throttle: The electric bike twist throttle is applicable to 12V99V electric bicycles, modified electric bicycles, scooters, tricycles. 7Universal Twist Throttle: The electric bike twist throttle is applicable to lithium battery, water battery, dry battery and other batteries.SpecificationItem Type:ElectricMotorSpeedControllerandThrottleMaterial: Aluminum Alloy, Rubber, ABSController Type: Brushed ControllerRated Power of Controller: 250WColor: As Pictures ShownWeight: Approx. 530g / 18.7ozPackage List1 x Controller2 xTwistGripThrottle2 x Key5 x Wiring Plug Sleeve10 x Accessories