The device is automatic, continuous. Device accessories and consumables: Masks and air filters are sufficient for four to five years. Accessories and consumables: Device card. SD Card Heated electric tube. Three water tanks: equipped with a water vapor humidifier that prevents dryness of the respiratory membranes. Electric cable. Electric adapter works on voltage from 110V to 250V Travel bag. Power adapter works on 110 to 250 volts for ease of use during travel and while sleeping on the plane with a special travel bag for the device. Includes smart wireless Bluetooth connection to evaluate and monitor treatment progress via the DreamMapper application. Android and iOS Notes: The value of the four masks costs 6,000 riyals at Al Nahdi The cost of the available filters costs more than 500 riyals The cost of the electric tube costs about 600 riyals The cost of water tanks costs about 400 riyals Device source: United States of America. There are no defects in the device. Reason for selling: A device was provided from another source before receiving this device. The device is recertified and has not been used at all. Please ensure the recommendation for the device category and type in the prescription issued to the patient. 25 pictures shown below show the details Philips Respironics DreamStation Auto CPAP The Mask, nasal pillows, & Filters are provided here enough for at least a couple of years. Recertified Not used. . The Mask, mask pillows, & Filters are provided and enough for three upcoming years of use. The source of the device is the United States of America. Recertified Not used.