1.Good quality and competitive price 2. European style interior design 3. International Refitting technology SPECIFICATION& FUNCTIONMode:A/C,A/C+SIGH,SIMV,SPONT,MANUALDimension:230x200x70mmWeight:1.8kgMonitor: I/E ratio,tidal volume,minute ventilation volume,peak airway pressuretotal ventilation frequencyBattery working time: 4 hours KJHFS3100A Emergency and transport ventilator