- Versatile Application: Ideal for regulating the speed of motors, fans, oxygen pumps for fish tanks, and more. - Package Includes: Fan governor module designed for seamless integration. The module provides a stable output voltage adjustment range of 2.5 V to 8 V, allowing precise control over fan speed. - Easy to Use: Simply connect the governor to a phone charger or power bank. Insert the USB plug into a USB port, then turn the adjustment knob to customize the airflow and sound level to your preference. - User-Friendly Controls: Rotate the knob clockwise to increase speed and counterclockwise to decrease it, ensuring straightforward operation. - Compatibility: Works with various devices, making it a perfect solution for hobbyists and professionals alike. - Practical Use Scenarios: 1. Enhance your fish tank environment by controlling the oxygen pump, ensuring optimal conditions for aquatic life. 2. Adjust fan speeds in your workspace or home for better comfort and energy efficiency. 3. Fine-tune motor speeds in DIY projects to achieve the desired performance. This product offers reliable performance and flexibility, making it an essential tool for anyone needing efficient speed regulation.