Features: Applicable Motors: within 5V60W, 6V70W, 9V110W, 12V150W, 15V180W and 18V200W are all available. PWM output range: 0% to 100%, motor can be fully mediated and running at maximum speed There is power supply voltage reverse connection protection on the speed control board. With slow motor start function, increase motor current to normal within 2 seconds The Controller board can be connected with PWM signal of about 5V 10KHZ or speed regulation of 0-5v voltage Specification: Driver voltage:DC5v-18v Rated current 12A, short time 15A PWM output range: 0% - 100% Frequency: 13kz Weight: Approx.28g/1oz Package list: 1 x Motor Controller 1Applicable Motors: within 5V60W, 6V70W, 9V110W, 12V150W, 15V180W and 18V200W are all available. 2PWM output range: 0% to 100%, motor can be fully mediated and running at maximum speed 3There is power supply voltage reverse connection protection on the speed control board. 4With slow motor start function, increase motor current to normal within 2 seconds 5The Controller board can be connected with PWM signal of about 5V 10KHZ or speed regulation of 0-5v voltage