1. [Water level control float valve]: When you install the water tank float valve in the water tank and adjust it to the water level you need, it can operate accurately. The float valve has a filter at the water inlet, which can isolate most impurities and make the outflowing water cleaner. (Please regularly remove the water level float valve kit to clean the filter to avoid blockage.) 2. [Clever design of the pond float valve]: The water level float valve is cleverly designed and has undergone several improvements, enabling the automatic water level ball valve to control the water level you want without using electricity. Meanwhile, the 1/2 - inch float valve is suitable for most water pipes, so there's no need to worry about the connection port being unable to be installed. 3. [Materials used for the small float valve]: Most automatic water level control mini - float valves are made of high - quality stainless steel, which is durable, not easy to damage, and will not rust due to long - term immersion in water. The size of the float shut - off valve is 4.33×2.17×2.17 inches, and the diameter of the water inlet is 0.78 inches. Its small size allows you to install it anywhere you need without looking crowded or taking up too much space. 4. [Easy installation of the automatic float valve]: For the automatic float water level control valve, you just need to check if it is intact, then screw it onto your water pipe, adjust the automatic water replenishment valve to the water level you want, and then it can work normally. 5. Automatic water level control valve (1/2 - inch connector) Applicable scenarios: ponds, water tanks, swimming pools, fish tanks, automatic animal waterers, water towers, sinks, etc. Color: silver Material: stainless steel Type: A: elbow Package contents: 1 water level control float valve Only the above package contents are included, and no other products are included. Note: Light reflection and different display screens may cause the color of the items in the picture to differ slightly from the actual object. A measurement error of +/- 1 - 3 cm is allowed.