Features: The for valve replaces the traditional float for valve, small size, easy to use, long service life, low failure rate, saving water resource. Without electricity, easy to use, long service life. When water level rise to water limit line, thel for valve will stop supplying water at once; when water level of water for tank fall down, for valve will start to supply water automatically. It suitable for water tanks, water towers, swimming pools, animal drinking water, etc. Before installing, please clean the impurities in the pipe line to avoid blocking in the for valve. The for valve should be fixed horizontally and then connect the water level control for valve to the water inlet.When install, the for valve must be exactly verticalto the for tank wall. Specifications: Material:Rubber Color:Blue Pressure Range: 0.1-12 kg Working Temperature: 0-100 Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Water Level Control for Valve 1x Tape 1x Mesh