1,Monitor parameter: Tidal volume, breath frequency, MV 2,Gauge: 2 units, one N2O, one O2 3,Circle absorber: Compact circle ... :1 ~ 1:6Monitor parameter: Tidal volume, breath frequency, MVAlarm: MV high alarm, MV low alarm, TV high alarm, TV low alarmMain UnitCircle ... source pressureO2: 0.25 ~ 0.65MpaN2O: 0.25~ 0.65MpaGauge: 2 units, one N2O, one O2 v the anesthesia equipmet supplier ...