Philips Respironics Dreamstation Humidifier

The Respironics DreamStation humidifier offers 5 different humidification levels.. By allowing you to choose the desired humidity level, you will find an optimal number that will comfort you and make you wake up happy and refreshed. These characteristics will work together in harmony, taking care to provide humidification deemed optimal by your standard. If you feel you don’t need to use the Philips Respironics humidifier, there is nothing to worry about. You handle it to turn it off completely by setting it to zero (0).
Specification

Dimensions – Humidifier Alone (Height Excludes Air Outlet Port): 5.75 in L x 7 in W x 3.25 in H
Weight – Humidifier Alone: 0.5kg
Water Chamber Capacity: 325mL
Depth of the Air Outlet Port: 2.75 in (7cm)
Compatible CPAP Tube Diameter: 22mm Standard, 15mm Slim, 15H Heated Tube
Maximum Temperature – Heater Plate: 149 degree F (65 degree C)
Maximum Pressure Drop with Humidifier: 0.6 cm H2O at 60 LPM flow
Operating Temperature: 41 degree F to 95 degree F (5 degree C to 35 degree C)
Storage Temperature: -4 degree F to 140 degree F (-20 degree C to 60 degree C)
Relative Humidity (Operating & Storage): 15 to 95% (non-condensing)
Atmospheric Pressure: 0 – 7500 ft (0 – 2286 m) (101 to 77 kPA)
Maximum Recommended Pressure: 25 cm H2O
AC Power Consumption (with 80W Power Supply): 100 – 240 VAC, 50/60 Hz, 2.0 – 1.0 A
DC Power Consumption: 12 VDC, 6.67 A
Mode of Operation: Continuous
Sound Pressure Level (Machine and Humidifier): 27.9 dB(A) with an uncertainty of 2 db(A)
Sound Power Level (Machine and Humidifier): 35.9 dB(A) with an uncertainty of 2 db(A)