Feature: 1. With digital display screen, it can display 0‑100 percentage, the operation is simple and convenient. 2. The knob realizes 0‑100% adjustment, supports stepless speed regulation, and facilitates positioning speed. 3. PWM DC motor speed regulator, made of high‑quality ABS and aluminium alloy material, sturdy and durable. 4. Jog the stop/start switch, panel mounting, 6‑60V wide voltage , output current is 0‑30A. 5. Widely used in industrial DC motor speed control, industrial conveyor belt speed control, DC fans, etc. Specification: Item Type: Motor Speed Controller Material: ABS+Aluminium Alloy Color: As shown in the picture Product Size: Approx.96x61x34mm/3.78x2.4x1.34in(L x W x H) Panel Opening Hole Size: Approx.92x56mm/3.62x2.2in(L x W) Input Voltage: DC6-60V Output Voltage: Linear under load Output Current: 0-30A Continuous Current: 20A Working Temperature: -45~85℃ Speed Regulation Type: Current regulation Speed Regulation Method: Potentiometer Speed Adjustment Range: 0-100% Control Frequency: 15KHz Wiring Type: Barrier terminal block Knob Cord Length: 18cm/7.1in Speed Digital Display: 0-100 percentage How To Use Get the product and connect the cable according to the correct connection method. If the wrong cable is connected, the screen will not display normally. After the normal installation, you can control the use. . Package List: 1 x Motor Speed Controller Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.