With a Pressure Switch: It will be automatically cut off when the water outlet pressure is large enough. And work again when the pressure drops. And work again when the pressure drops. Good Performance: The mounting feet are made of rubber instead of hard plastic, which provides pretty good vibration isolation. This high quality DC micro diaphragm pump with a pressure switch will be automatically cut off when the water outlet pressure is large enough. Automatic Switch: Built-in pressure switch, it will automatically turn on and off when you turn your faucet or nozzle on and off. Premium Quality: The water inlet and outlet interface connect with PE or PU silicone hose. It is not a good idea to let this pump run dry for too long. Wide Applications: This kind of product can be applied to occasions requiring energy conservation and frequent switching, such as machine washing, water supply of solar energy system, and remote automatic control system of water conveying and suspension.