1) 2/2 way valve 2) With CE, UL, CSA certificate 3) Forged brass body or machined bar body 4) Different working pressure range: 16 Bar, 25 Bar, 40 Bar, 80 Bar 5) High quality H class coil 6) Size available: 1/4, 3/8, 1/2 7) Voltage: 12VDC, 24VDC, 120VAC, 220VAC 8) Three different timers for choice 9) Good for automatic discharge of water 10) Two ball valves (strainers) for choice to use with drain valve