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 intelligent 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 is compatible with most water pipes, so there is no need to worry about connection port installation issues. The automatic water level control mini float valve is primarily constructed from high-quality stainless steel, making it durable, resistant to damage, and non-corrosive 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 only requires checking for completeness before installation. Simply screw it onto your water pipe, adjust the auto-fill valve to the desired water level, and it will function properly. The compact design and easy installation make this auto shut-off ball mini float valve 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 in the color of the item shown in the picture compared to the actual product. Measurement allows an error of +/- 1-3 cm.