General description This PWM DC motor speed controller is designed for adjustable speed control of DC motors, offering a wide input voltage range and stable performance. It is made of durable PCB material, ensuring good durability and wear resistance. Technical specifications Input Voltage Range: 6V DC to 48V DC Output Current: 0-30A Installation Features screw terminals for convenient and quick wiring. Usage Equipped with a digital display to show the percentage from the actual speed to the maximum speed for easy data reading. User-friendly design with an instant start and stop switch and a potentiometer for speed control.