Product model: M9 Breath AI 10L Oxygen generation system: imr-ii oxygen generation system Rated power: 250VA Rated power: a.c.220 V, 50 Hz Rated current: 1.15A Oxygen concentration: 93 + 3% Oxygen flow: 10L / min Oxygen outlet pressure: 20- 70KPa Operating noise: < 55dB (a) Product size: 430*228*554mm Package size: 535*340*680mm Net weight of product: 13.0kg Gross weight of product: 15.5kg Performance: Breath AI, LED screen,ouch light button, oxygen concentrationand oxygen flow real-time display,cumulative timing, portable caster,with oxygen concentration /flowmonitoring, oxygen oncentrationalarm, Oxygen for two