1.Feature Integrated breathing circuit with APLvalve,excellent tightness. Replacing drive bellow is NOT required when operating Adult/pediatric anesthesia. Applied with 1 high-precision vaporizers.(Selectatec). 10.1 inch screen. Real-time detection forloops,Paw, BPM, VT and compliance. Comprehensive monitoring capabilties include ventilation parameters monitoring,preset parameters, alarm indication and breathing waveform monitoring. ACGO available to connect with T/Bain circuit for open operation.(Optional)