Name: Portable Oxygen AnalyzerVersion: English VersionFunctions: Measure Oxygen concentration, flow, pressureApplications:This product adopts the ultrasonic principle to detect the concentration and flow of oxygen in the gas,It is suitable for detecting the concentration and flow rate of oxygen output from oxygen generator and the output pressure(1) Flow detectionRange: 0 to 20.0 L/minResolution: 0.1 L/minAccuracy: 5% F.S ( 0.2 L/min.) whichever is greater(2) Concentration MeasurementRange: 21% to 95.6% O2Input: oxygen generator output gasResolution: 0.1 %Accuracy: 1.5%(3) Pressure DetectionRange: 0-100KPaAccuracy: 1 % Display: LCDPower supply: 12V 1ABattery: 3000mAhColour:As ShownMaterial:PlasticPackage Contents:1 x Oxygen Analyzer(Due to different product batches, the words on the product may be different, which not affect the use)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.