Description: Brushless DC Motor Brushless DC Motor with temperature sensor, You can set the temperature through your controller so it can better protect the motors. Do Not Worry about overheating and damaging your engine.. FeatureThe 72V DC Motor Rated Watt 3000W, Rated Speed 4900rpm, Maximum Speed 6700rmb(no load speed), E Bike, electricscooter, dirt bike, light mini motocycles upgrade replacement. FunctionMotor Controller is sine wave type controller, which is brushless DC controller with self-learning function. with IP67 waterproofing grade, Stable PerformanceThis dc electric motor can running forward and backward rotation, the high-precision rotor features high-tech components, the high-speed motor suitable for electric go-karts, escooters, ebikes, light atv, mini motocycles. ApplicationSine Wave Controller is suitable for brushless motors of electric bicycles, electric scooters, electric skateboards, e bikes and etc. Specification: Material: Pp Metal Size Chart: 18.8x11.8x5.8cm/7.4x4.65x2.28inch Package Includes: 1 Brushless Controller Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful online shopping!