General description Using the float principle, this automatic aquarium float valve controls the inlet and outlet water switch to maintain a constant water level, ensuring sufficient and clean water. The float rises with the water level, and the rod driven by the float also ascends, providing a reliable solution for various applications. Technical specifications Floating ball size: 95 x 50 mm / 3.74 inch x 1.97 inch Working temperature: 0°C - 70°C Model: DN15 Material: ABS Thread: 20 mm Apply pressure: 0.01 - 1.2 MPA Flow Direction: Unidirectional Usage This float valve works effectively in various settings, including: Water troughs Humidifiers Fountains Aquariums Ponds Waterers for chickens, dogs, horses, and livestock Other information The package includes 2 pieces of 1/2 inch float ball valves. The rubber washer ensures a leak-proof and spill-proof setup, and the float arm can be easily adjusted for optimal performance.