What you : Contains 2 piece 1/2 inch float valves, each one is equipped with 1 piece of filter and 1 piece of plastic water outlet. High quality material: water float valve is made of polyamide material Environmental protection, safe, which has good mechanical strength, rigidity and hardness, aging resistance, long service life, and low failure rate, saving water resources. Characteristics: tank float valve is small in size and can be applied in a small water tank; It will not rust without metal materials, and the water output is larger than the one(Estimated rate of flow up to 40 3 gallons per At 60 5 gallons per ) which helps to the water level quickly. Simple to operate: just install the water valve in the direction of the water inlet of the valve body, then connect the ball valve to the water pipe to finish it; Please note that of the filter is the water inlet, do not install in the opposite direction, if you need to install multiple float valves, make the bottom is at the same height to avoid closing the float valve at different water levels and the work is inconsistent, clean the impurities in the tube use. Widely used: This water filter is suitable inlet control of water tower pool, solar energy, toilet, aquaculture, agricultural irrigation, food machinery, humidifier, water heater, livestock drinking fountain and swimming pool. Material:plastic colour:Blue + White Package Contents: 1 set x automatic water level control valve (accessories as shown ) Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.