Item Type: PWM Module Frequency Range: 1HZ~100KHZ, adjusted by the encoder knob Duty Cycle Range: 0~100 percent, 0.1% adjustable; Adjust by encoder knob Pulse Number Range: 0~999000; Adjust by the encoder knob; When the number is set to zero; Sustainable output PWM Power Supply: DC 5V~24V universal Use: Can be used for waveform generator; Drive DC motor; Speed regulation; Dimming; Frequency adjustment; Adjust the strength of various valves; Drive stepper motor control angle distance speed and other functions 1PRODUCT FUNCTIONS: PWM module can give signals; Pulse waveform of set times can be output; When the number is set to zero; Sustainable output of PWM 2QUIET WITH VIBRATION: Speed control module to adjust the motor smooth without noise or vibration, with power indication, wide range of duty cycle adjustment 3STABLE OPERATION: PWM DC motor speed control module is suitable for long time operation, such as circuit optimization design, very stable 4POWER SUPPLY: PWM speed control module supports DC 5V~24V universal, with accessories for easy installation and use 5WIDE APPLICATION: Speed control module can be used for waveform generator; Drive DC motor; Speed regulation; Dimming; Frequency adjustment; Adjust the strength of various valves; Drive stepper motor control angle distance speed and other functions 1 x PWM Module 6 x Accessories