A. Features: - It can achieve automatic control without electricity, being relatively stable and sensitive. The water flow of the valve is controlled by the up-and-down movement of the float ball inside the valve, and a filter screen is also provided to filter impurities in the water. B. Product uses: It can be used for automatic water replenishment of water tanks, solar energy systems, livestock drinking water, aquaculture, etc. C. This valve replaces the traditional float valve. It doesn't need electricity, is easy to use, has a relatively long service life, a relatively low failure rate, and can save water resources. D. You can select a suitable ball valve according to the specific situation of the water tank and the length of the external pipe. E. The installation process is simple and fast; it has a relatively large water output and can quickly restore the water level. F. Notes: - Due to different display monitors and lighting effects, the actual color may differ slightly from the picture. - Due to manual measurement, a deviation of 1 - 3 cm is acceptable. G. Dimensions: As shown in the picture. H. Included: 1 set of water float ball valve