Features: material: this water level controller is made of stainless steel, corrosion resistant, not easy to rust, sturdy and durable.Fully automatic water level controller: no electricity is required and clean water with a pressure greater than 0.2 kg is used to control the water level.When the water level in the water towers drops, the float ball drops, using the pressure of the water in the water pipe, with the sealing silicone surfaces in the valves body to open the plunger, the valves body starts to supply water: when the water level in the water towers rises, the float ball floats up, the connecting rod drives the plunger, the silicone rubber body sealed the water inlet and the valves body stops supplying water.Practical: traditional process, effectively improve the water output, than the traditional float valves water output is larger.Widely used: This product is used for automatic water level control of water tanks, water towers, pools, storage tanks, solar tanks, livestock drinking water, etc..Small valves body, large volume: the product is small, does not occupy space, great than the traditional process, effectively improve the water output, more than the traditional float valves.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementMaterial: 304 Stainless Steel Size: As shown Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.