Features: 1.Function: According to the accelerator, brake and other commands, the battery electric energy is converted into the electric energy of the driving motor, and the starting of the electric vehicle is controlled. 2.Important Parameters: The rated voltage of the brushed controller is DC12V, the rated power is 500W, throttle grip voltage is 1?4V, stronger climbing power, and low operating noise. 3.8 Groups of Lines: The wiring harness includes motor, battery, brake, charging port, electric door lock, brake light, speed control handle, indicator light. 4.Heat Dissipation Shell: The motor controller shell is made of aluminum alloy material, with groove design, good heat dissipation, protect the internal circuit and avoid thermal overload. 5.Wide Application: Suitable for wind turbine scooters, small electric vehicles, mechanical equipment, electric motorcycle DIY engine kits, electric bikes, go karts, electric bicycles and more. Specification: Item Type: Brushed motor controller throttle grip kit_x000D_ Material: Aluminum alloy, rubber, ABS_x000D_ Controller Rated Voltage: DC12V_x000D_ Controller Rated Power: 500W_x000D_ Under Voltage Protection: 8.50.5V_x000D_ Throttle Grip Voltage: 1-4V_x000D_ Line: 8 groups (battery, motor, electric door lock, indicator light, brake, speed control handle, charging port, brake light)_x000D_ Battery Cable Wiring: Red wire is positive, black wire is negative_x000D_ Motor Wire Wiring: The blue wire is positive and the yellow wire is negative_x000D_ Fitment: For wind turbine scooters, small electric vehicles, mechanical equipment, electric motorcycles, diy engine kits, electric bikes, karts, electric trikes, lawn mowers and more machine equipment and more