High Grade: This PWM Motor Speed Controller is made of premium quality ABS material, offering good durability and wear resistance for long-term service. Easy Installation and Operation: This motor speed controller features screw terminals for convenient and quick wiring. It includes an adjustable momentary start/stop switch and a speed control potentiometer for easy operation. LED Display Design: This DC motor speed controller features a digital display showing the percentage of actual speed relative to maximum speed, allowing clear and precise readings via the LED display. Wide Input Voltage Range: This PWM DC motor speed controller supports input voltage from DC 6V to DC 60V, compatible with 12V, 24V, 36V, and 48V power supplies. The output current ranges from 0A to 30A, ensuring broad application across various uses. Stable Performance: This simple and easy-to-use motor controller delivers stable performance. It includes a momentary start/stop switch and a speed control potentiometer for smooth operation and reliable speed regulation. Output Voltage: Linear with load Continuous Current: 20A Speed Range: 0% to 100% Regulation: Potentiometer Regulation Type: Regulating Current Control Frequency: 15KHz Wiring Type: Screw terminal Color: As shown Material: ABS Size: 9.6 x 6.1 x 3.4 cm Package Contents: 1 x PWM DC Motor Speed Controller Note: Light and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.