Feature: Adopt pure copper coil, featuring high conductivity. The Valve body is made of premium material, with long serving life Perfect valve for water purifier. The product is suitable for 3/8 PE pipes to control the water opening and closing of the water purifier Negative and positive port can be connected freely. Specification: Material: Copper + Plastic Voltage: DC 12VType: Water Valve Using position: Water Purifier Valve Suitable tube inner diameter: 3/8inch Weight: 116 g / 4.1 oz(approx.)Package list: 1 x Water ValveNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.