New 12V Electric Solenoid for Valve for DC Water Air Inlet Flow Dropship OOTDTY brand new and fine Material: Metal + plastic Power: 8W Current: 0 Inlet and outlet:hose barbs for 1/2" (outer diameter) hose Pressure:0 0 fluid temperature:100°C Operation for Valve type:diaphragm (operated through means of Servo) Usage:water and low viscosity fluids Please word it is not correct to be used with fed systems