When you install the water tank float valve in the water tank and adjust it to the desired water level, it operates accurately. The float valve features a filter at the water inlet that helps isolate most impurities, resulting in cleaner water output. Please remove and clean the filter regularly to prevent clogging. The water level float valve has an innovative design with multiple improvements, allowing the automatic water level ball valve to control the desired water level without requiring electricity. The 3/4-inch float valve fits most water pipes, so you don't need to worry about connection port compatibility. The automatic water level control mini float valve is primarily constructed from high-quality stainless steel, making it durable, resistant to damage, and rust-proof even with prolonged exposure to water. The float water shut-off valve measures 4.33 x 2.17 x 2.17 inches, with a water inlet diameter of 0.75 inches. Its compact size allows for flexible installation in various locations without occupying excessive space. The automatic floating ball water level control valve is easy to install. Simply check that all components are present, screw it onto your water pipe, adjust the auto-fill valve to your desired water level, and it will function properly. Its compact design and simple setup make it suitable for use in water tanks, swimming pools, ponds, and animal automatic water feeders. Specifications: - Model: C-(3/4 side water inlet) - Color: Silver - Material: Stainless steel Package Contents: - 1 x Auto fill valve Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the photo and the actual product. Measurement tolerance is +/- 1-3 cm.