DC motor kit reverse design, BLDC kart motor can run clockwise or counterclockwise through motor reverse line or handlebar reverse switch, and has a 3-speed function, low speed 50%, medium speed 70-80%, The high-speed speed is 100% efficient, but do not let the motor run in reverse for a long time, which is not safe for the motor life. 24 Mosfet 45A brushless motor controller. This speed controller uses high-quality materials. This controller has Hall, 3-speed, reverse, throttle, charging, electronic brake, power lock, light functions, etc.