Working condition: Applied for closed, semi-open inhalation anesthesia, controlled or assisted ventilation, monitoring and displaying patients' ventilation parameters Applied for adult and child APL valve is available Good air tightness, easy to be operated, cleaned and disinfected With concentration precisely controlled temperature, flow and pressure compensation technology Optional imported vaporizers of isoflurane, enflurane and sevoflurane are provided as required With gas driven and electrical control, color LCD screen displaying sorts of monitoring parameters