Technical Specifications: 
Gas requirement: Medical oxygen and nitrous oxide with a pressure ranging from O2: 0.32~0.6MPa ;   NO2: 0.32 MPa to 0.6 MPa.
safety valve <12.5 kPa
Respiratory Rate 1~99bpm
oxygen concentration in the mixed gas N2O/O2 > 21%
Oxygen Flush: 25~75 L/min
modes of ventilation A/C, IPPV, SIPPV, IMV, SIMV, PCV, VCV, PEEP, MANUAL, SIGH
PEEP: 0 ~ 2.0 kPa
Inspiratory trigger pressure -1.0kPa ~ 2.0 kPa
IMV frequency: ..
I/E Ratio: 8:1 ~ 1:10, Has the inverse ratio ventilation
Tidal Volume 0 ~ 1500 ML
Inspiratory Plateau: 0~1s
O2 Concentration: 21%~100%
Sigh: one deep breath per 70 ~ 120 controlled respirations, the inspiration time is 1.5 times of the setting point
Maximum safety pressure: ≤ 12.5 kPa
Pressure limit range: 0 ~ 6.0  kPa
Airway pressure alarm: Audible and visual and with yellow and red color indicating Lower: 0.2kPa~5.0kPa;   Upper: 0.3~6.0  kPa
±0.2 kPa
Tidal volume alarm: Audible and visual and with yellow and red color indicating upper alarm: 50 to 2000ml, lower alarm: 0~1800ml
Oxygen concentration alarm: Audible and visual and with yellow and red color indicating upper alarm: 21% ~100%;  lower alarm:10%~80%
Power Supply Alarm "Ac/dc power supply are after failing to send out alarm immediately
Alarm Time: keep >120s"
The airway pressure continues to be higher than 15 hPa?±1 hPa for 15s±1s, then the machine will raise an audible alarm, the pressure will be displayed in red and the continuous high pressure red alarm wording is displayed on the screen of the anesthetic respirator.