Professional precision 1: Innovative tracking technology ensures accurate and comfortable therapy. 2: Unique sensitivity setting offers individual therapy algorithm, makes every user get the most comfort. 3: The machine performs better exhalation and compliance. 4: Inspiration trigger for auto start-up 5: Automatic stop after put off mask 6: Alarm when accidental power-off 7: In time alert function when mask/tubing off-line 8: Automatic leakage and altitude compensation ensure the therapy accuracy anywhere Ergonomic and powerful design 1: Integrated and knock-down designed InH2TM heated humidifier 2: DC 12V powered and infrared controlled humidifier make user safe and comfortable3: Smart Heater automatic restarts after short term break4: Patented anti-countercurrent water tank 5: Unique Delay-off feature protect machine Auto from humidity hazard5: Powerful embedded memory stores last night's full raw data, 365 nights' user Blog and more than 30 years' therapy record. 6: User Blog direct output via portable thermal printer Technical Specifications: 1: Standard Compliance IEC 60601-1 General Requirements for Safety of Medical Electrical Equipment ISO 17510 Sleep Apnoea Breathing Therapy 2: Mode of Operation: Continuous 3: AC Power Consumption: 100 ~ 240VAC, 50/60Hz 4: Type of Protection Against Electric Shock: Class II Equipment 5: Degree of Protection Against Electric Shock: Type BF Applied Part 6: Degree of Protection Against Ingress of Water: IPX0 Ordinary Equipment 7: Pressure Range: 2 to 20 hPa (in 0.5 hPa increments) Pressure Stability: 2 to 20 hPa (± 0.5 hPa) 8: Sound Pressure Level: <30 dB 9: Maximum Flow: >15 LPM 10: Pressure Display Accuracy: ± 0.5 hPa