Description： It has low vibration and low power consumption.Reliable, compact, and simple to install.Can be used for gas valve and pump.Widely used in automatic control equipment.It will become hot when it works because there are so many coils inside. It’s normal phenomenon. Features：Rated voltage: DC 4.5VRated Current: 0.32AType: Normally ClosedAir Inlet Port Fit Tube Diameter: 4mmWire Length: 11cm / 4.3inchAir pressure range：0-350mmHgTotal Size: 28 x 14 x 15mm / 1.1 x 0.55 x 0.59inch(L*W*H) Solenoid operating instructions:Power off : way closed ; Power on : air can pass.Note : Wires are not divided for +/- connecting , both can do. Package Content: 1 x Solenoid Valve .
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