" This electric solenoid valve is brass casting structure, precise and reliable, has the feature of wear resistance and temperature resistance. Operation model: normally closed (N/C) Pressure:0.02-1MPA Port size:about G3 /4" Fluid temperature: about 0-100 degrees Celsius Suitable for water, high-end water heaters, smart water fountains, water heaters, straight drinking machines, water purification machines, steam machines, air conditioning energy saving, water treatment, cooling equipment and the water industry and other fields. Voltage:AC 220V Rated power: about 5W Throughput characteristics: about 0.02mpa>2L/min; about 0.10mpa>10L/min; about 0.30mpa>16L/min; about 0.80mpa>28L/min Quantity:1pc Package Included (No Retail Package): 1PC x Solenoid Valve Mechanical without energy consumption, adjustable constant flow. "