Feature:1. Controller shell is made of high quality metal with notch design, which can be used for a long time.2. Heat dissipation function is good, which can protect the internal circuit and avoid thermal overload.3. Brushless motor controller can provide stable speed and sensitive control of braking and direction changes.4. ABS shell is strong and wear resistant, and can be used normally at temperatures from -20°C to 60°C. The LCD electric display instrument is small in size and light in weight.5. The wires and interfaces of the brushless motor controller are sturdy and durable, high temperature resistant wiring, easy to install, and safe to use.How to Use:The display socket can be connected to the instrument interface of the controller to realize the functionSpecification:Item Type: Brushless Motor ControllerMaterial: Aluminum Alloy, ABSController Box Size: Approx. 12 x 8.5 x 4.5cm / 4.7 x 3.3 x 1.8inVoltage: 36V-60V UniversalPower: 450W/500W GeneralCurrent: Current Limit 25A Package List:1 x Controller1 x Display2 x User Manual