Features: Eliminates water, oil, dust and particles in air line from air compressor. Stops water vapor and particles from entering air tools and extends tool life. Universal 1/4"NPT inlet and outlet design easily connects air line with air tools and spray guns. Easy to clean, just press the release valve to eject all the waste which was trapped inside. Mainly suitable for paint spray gun and air compressor, matched used with gun, air tools and hoses. Specification: Working Pressure: 150 PSI Weight: Approx.102g/ 3.6oz Diameter: Approx.38mm/ 1.5in Length: 90mm/ 3.5in Air inlet: 1/4" NPT Package List: 1 * Oil Water Separator Note: Please allow slight error due to manual measurement. Thanks for your understanding. Package List 1Eliminates water, oil, dust and particles in air line from air compressor. 2Stops water vapor and particles from entering air tools and extends tool life. 3Universal 1/4"NPT inlet and outlet design easily connects air line with air tools and spray guns. 4Easy to clean, just press the release valve to eject all the waste which was trapped inside. 5Mainly suitable for paint spray gun and air compressor, matched used with gun, air tools and hoses.