Anesthesia equipment High-precision vaporizer High-definition four-tube flowme Anesthesia equipmentProduct ... Function:Tidal volume,ventilation volume,IPPV rate,SIMV rate,total respiratory rate,I/E,peak pressure of airway,pressure-time waveform ... ×W×H)670×560×1330 (mm)Main powerAC220V 50Hz Anesthesia equipment