Features 1、This flow meter is great for MIG and TIG welding. 2、Calibrated for Argon, Helium and Carbon Dioxide gases. 3、The pressure gauge has clear scales for easy reading. 4、Polycarbonate flow tube and outer cover are impact proof for maximum durability. 5、External safety pressure relief design. Specification Features: This flow meter is great for MIG and TIG welding. Calibrated for Argon, Helium and Carbon Dioxide gases. The pressure gauge has clear scales for easy reading. Polycarbonate flow tube and outer cover are impact proof for maximum durability. External safety pressure relief design. Specification: Material: Alloy + Brass Structure: Single stage type Rated outlet pressure: 0.15MPa Pressure gauge range: 0-25MPa Package list: 1 x Argon CO2 Flow Meter Regulator (Random Silkscreen Color) Note: 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. Package List 1 x Argon CO2 Flow Meter Regulator (Random Silkscreen Color)