Features: The Automatic Water levels Control valves with advanced float valves technology ensures precise water management, eliminating manual adjustments for hassle easy operate in residential and commercial water systems. Crafted from strong silicone and erosion resistant nylon, this auto sealing valves withstands humid environments while maintaining leak proof performances for years of stable service. Ideal for households with children/elderly and property managers seeking maintenance easy solution, its tool easy installation simplifies upgrades across multiple plumbing configurations. Perfectly adapts to water tanks, storage systems, and pipeline networks in homes, gardens, or agricultural settings, solving spill risks in both indoor and outdoor applications. Featuring innovative top inlet design with double safety mechanisms, this general valves combines effortless compatibility with professional durability for modern water conservation projects. Specifications: Component : silicone, nylon Size: about 69x152.2mm/2.71x5.99 70x152.2mm/2.75x5.99inch Thread: 1/2inch or 3/4inch Package Includes: 1xFloat valves note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.