Features Easy Speed Control: This simple and user-friendly design allows for smooth and precise adjustments to your motor speed, enhancing performance and usability Durable Circuit Board: The robust circuit board construction ensures a longer service life, providing reliable operation and reducing the need for frequent replacements Built-in Fuse Protection: Equipped with a protective fuse tube, this module prevents burnout from short circuits, ensuring safety and longevity in your projects Reverse Connection Protection: This feature safeguards your device by preventing damage from incorrect wiring, giving you peace of mind during installation Quick Wiring Terminals: Designed with convenient screw terminals, this module enables rapid and hassle-free connections, saving you time and effort during setup Features: 1、This is a simple and easy-to-use DC motor speed controller of stable performance. 2、Speed controller is made with circuit board which ensures a longer service life. 3、Equipped with fuse tube to protect the speed controller from burning out that short circuit causes. 4、With reverse connection protection function. 5、Designed with convenient screw terminals for quick wiring. Specification: Features: 1. This is a simple and easy-to-use DC motor speed controller of stable performance. 2. Speed controller is made with circuit board which ensures a longer service life. 3. Equipped with fuse tube to protect the speed controller from burning out that short circuit causes. 4. With reverse connection protection function. 5. Designed with convenient screw terminals for quick wiring. Specification: Input Voltage: DC 12V-40V Control Power: 0.01-400W Rated Current: 8A Maximum Current: 10A Static Current: 0.02A(standby status) Frequency: 13kHz Speed Adjustment Range: 10%-100% Hole Diameter: 3.2mm Operating Temperature: -20℃~125℃ Dimensions: 75*60*28mm / 2.95*2.36*1.10in Package Weight: Approx. 73g/2.6oz Package List: 1 * DC Motor Governor Package List