Features: 【PWM Controller】Remote speed, PWM duty cycle digital display, wide voltage DC6V~30V. 【Easy for Use】Motor governor 0-100%speed controller knob, the screen displays 0-100bits is easy for users to read, easy to identify. When the governor displays 48, the motors speed is up to 48% motors speed. 【Industrial-Grade】The motors Speed Controller have less heat, low noise, slow speed, high torques, with industrial-grade touch button switches to meet your daily needs. 【Standard Industrial Grade】This speed controller standard industrial grade touch button, press to enter the sleep state, press again to start work, the operation is simple and convenient. 【Protection】Variable speed regulator to protect controller board from damage and heat dissipation. Specifications: Material: Plastic Input voltage: DC6V~30V Ratedcurrent: 5AMAX Value Current: 8A Speed controller range: 0-100%minimum speed change value of remote control is about 4%~5% Adjuster Size: 79x42x24mm/3.11x1.65x0.94in Package Includes: 1x Regulator note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.