Tidal Volume 50~2000 ml Respiratory Rate 1~100 bpm O2% 45~100% Trigger Level -20~0 hpa Peak Pressure 0~60 hPa PEEP 0~20 hPa SIGH 1~10 times per 100 breath Large LCD Screen Data Display Tidal Volume, O2%, Sigh, Respiratory Rate, Flow, Pressure (Synchronized Trigger, Peak Airway, CPAP, PEEP ) Large LCD Screen Curve Display Airway Pressure Time Waveform Display Alarm Data Display High/Low Airway Pressure Alarm, Lack of Gas/Power Alarm, Parameter Error