Feature:1. APPLICABLE DEVICE: This PWM motor governor module is suitable for speed regulation of DC motor, fan, fish tank oxygen pump, and other products.2. EXCELLENT PCB: The PWM DC motor speed regulator module uses electronic components with excellent circuit board to ensure a longer service life.3. KNOB ADJUSTMENT: Simply rotate the knob to change the output, control the positive and negative direction and stop of the DC motor, making it easy to use.4. VOLTAGE RANGE: The power supply voltage is DC1224V, with a maximum current of 20A, the motor governor module has a wide range of applications.5. COMPACT DESIGN: The PWM motor speed control module has a compact size, easy to install and disassemble, with stable and reliable performance.Specification:Item Type: Motor Speed Control ModuleModel: L0577-0802Power Supply Voltage Range: DC12-24VApplicable Power: Within 12V 250W, 24V 350WMaximum Current: 20A.Package List:1 x Motor Speed Control Module