Product features: Varies ventilation modes Tidal Volume:20-1500ml(VCV) 10.1 inch color touch screen, simultaneous display 3 waveforms, 2 loops Highly integrated absorber could be heated to avoid condensation water, highly accuracy electronic flowmeter Inspiration and expiration monitor, patent closed loop technology, steady and accurate ventilation control Optional Masimo CO2 monitoring module (mainstream) Optional Anesthesia Information Management System(AIMS),Active Anesthesia gas scavenging system (AGSS)