Features: brand new and high quality Precise and flat rubber sealing ring, international universal 4-point interface. The length is adjustable, suitable for different height water tanks. The height of the floating ball is raised and lowered, which is more convenient for water saving. The height of the inlet for valve can be adjusted freely, minimum height in the water for tank is 20cm/7.87inch, and the maximum height is 30.5cm/12.01inch. Suitable for most toilets, easy to install, saving for time and effort. Specifications: Material: Plastic Type: Plastic Pipe/Copper Pipe Interface: 4 Points (G1/2") Maximum Heighth: Approx. 30.5cm/12.01inch Minimum Height: Approx. 20cm/7.87inch Suitable for Water for Tank Depth: Approx. 20-33cm/7.87-12.99inch Package Includes: 1x Water Inlet for Valve 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.