This solenoid valve is widely used in water purifiers, washing machines, drinking fountains, garden sprinklers, etc. Working mode: normally closed solenoid valve, power on, power off. Made of high quality plastic and high quality brass, sturdy, pressure resistant, corrosion resistant, long service life. Easy to install, just plug into the circuit. The inner diameter of the orifice is 6.5mm, applicable voltage 12V, service life 500000.