Features The automatic drain valve is suitable for use in compressed air storage tanks or other gas pressure vessels to remove water or noxious liquids. Guarantees gas quality and prevent corrosion of pneumatic tools and piping components. Precision deep threads ensure the tightness of the connection. Die-cast aluminum structure, anti-corrosion, rustproof and durable in use. Simple structure, small volume, easy to install and use. Specification: Proof Pressure: 1.5Mpa Maximum Working Pressure: 1.0Mpa Operation Pressure Range: 0.2~1.0Mpa Connection Size: G1/2 inch Drainage Port Size: G1/8 inch Operating Temperature: 5-60℃ Material: Die-cast aluminum Weight: 220g (approx.)   Package List: 1 x Auto Drain Valve Features: The automatic drain valve is suitable for use in compressed air storage tanks or other gas pressure vessels to remove water or noxious liquids. Guarantees gas quality and prevent corrosion of pneumatic tools and piping components. Die-cast aluminum structure, anti-corrosion, rustproof and durable in use. Precision deep threads ensure the tightness of the connection. Simple structure, small volume, easy to install and use. Package List