Description: -The governor can control the motor speed from the original 0% -100% between the Promise changes, high efficiency, high torque, less heat. -The DC motor governor, the torque output is large at low speed, suitable for a variety of DC motor & DC pump (9V-60V) speed control. -Reverse protection, forward and reversal rotation. Specification: 1. Voltage regulation range: 9V/12V/24V/36V/48V/60V 2. Operating voltage: DC9V-60V (general) 3. Speed range: 0% - 100% 4. Control current: 0-10A 5. Motor power: 1W-120W (power 120W, current up to 10A) 6. Speed control mode: potentiometer 7. Speed regulation principle: adjust the current 8. Reverse protection: Yes 9. Forward rotation: support 10. Product weight: 132g 11. Shell positioning hole is: (104MM spacing, that is, the distance between the two positioning holes) Package Includes: 1 Piece 10A DC Speed Controller