4. It supports a wide voltage input range of 6V to 24V, suitable for a variety of power supply systems, and improves the flexibility and convenience of use 1. The product has good performance and multiple functions. It can stably drive almost all small motors with Hall effect. The board has a built-in potentiometer speed control and supports external potentiometer speed control 2. This driver is a low-power brushless Hall effect driver. It can also be embedded in other systems. It is specially used for air pumps, water pumps, oil pumps, fans, etc. of small-space and low-power DC three-phase brushless motors and industrial control electric tools, etc. 3. This driver has a humanized design, the interface uses terminal blocks, and comes with Hall lead-out wiring. The board has an integrated speed control potentiometer 5. Provides clear wiring instructions and adjustment guides, and the user-friendly design makes installation and parameter adjustment simple and fast, Manufacturer: Koolenry