Superior Traditional Technology: This automatic water level control valve is compact, offers a large displacement, and saves space. Outperforming traditional technologies, it effectively increases water flow. No Electricity Required: This automatic water level control valve operates without electricity. It features a float valve that responds to the water level and regulates water flow. Extended Product Lifespan: Constructed from stainless steel, this automatic water level control float ensures a longer product lifespan and improved corrosion resistance. Easy to Maintain: This water level control valve is a high-quality, long-lasting product. Made from premium materials, it withstands impacts and friction without wearing out. Widely Used: When the water tank is full, this float valve shuts off the water supply, preventing overflows. Suitable for use with all water tanks, water towers, swimming pools, or other water supply systems. Features a 4-wire interface with a pressure resistance of 0.2-8 kg.