ITEM NAME:Flowmeter (0.1-1.5LPM Flow Meter) with Control Valve for Oxygen /Air/Gas Description: Working pressure: 0.1 (MPa) Applicable medium: Oxygen Working temperature: 20 (℃) Scope: Widely used in household oxygen, ozone machine Light weight, not fragile, corrosion-resistant, long service life Specification: Nominal diameter: 6 (mm) Accuracy class: 4 Material: Copper, Glass Package Includes: 1 Piece Oxygen Air Flow Meter Note: 1.Please allow a little size error due to manual measurement. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different..Scope: Widely used in household oxygen, ozone machine. Accuracy class: 4. Light weight, not fragile, corrosion-resistant, long service life.