1. Wide input voltage range: This speed controller supports a wide input voltage from DC 6V to DC 60V, compatible with power supplies of 12V, 24V, 36V, and 48V. At the same time, the output current ranges from 0A to 30A, ensuring broad applicability. 2. LED display: This motor voltage regulator features a digital display that shows the speed as a percentage of the maximum speed, allowing for clear and accurate data reading via the LED display. 3. Easy to use: This electronic voltage regulator comes with screw terminals for quick and convenient wiring. It also includes an adjustable start/stop switch and a potentiometer for speed control, ensuring effortless and userfriendly operation. 4. material: This PWM motor speed controller is constructed from quality printed circuit board material, offering durability and wear resistance for a long service life. You can rely on it for extended use.