Features: brand new and high quality The mini float for valve is durable with adjustable arms, made of hard ABS, will not corrode or rust.for Ideal for feeding systems. Automatically replenish and maintain water in the system, allowing you to save more for time doing other things. Keep the water level at the most appropriate level in the pond or aquarium. for Ideal for feeding systems. Comes with a standard 1/2" NPT male connector with washers to eliminate leaks. The mini float for valve is durable with adjustable arms. You can adjust the float arm easily. The float for valve is suitable for low pressure gravity feeding systems, leak-free operation is achieved by hand tightening. Can be used in for ponds, chickens, livestock troughs, aquariums, fish and vegetables symbiosis, aquaculture, hydroponic fish for tank reservoirs and other places. Specification: Color: White+Black Apply pressure: 0.02-1.0MPA Material: ABS+Plastic+NBR+PE Working temperature: -30-70 degrees Celsius Size: As pictures shown.(approx) Total length: app. 15cm(5.91in) for Valve size: app. 3.9x8.5cm(1.54x3.35in) Thread diameter: app. 2.4cm(0.94in) Quantity: 1 set(4pcs) Note: Transition: 1cm=10mm=0.39inch Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 set(4pcs) x Float Valves(other accessories demo in the picture is not included.)