The Philips CPAP Auto Remstar device can monitor therapy hours which is the difference between the time the patient is receiving the therapy and when the blower is simply running. This gives an idea about how much the patient is depending on the therapy and helps monitor improvement in the condition. The Remstar Auto A-Flex machine can be used anywhere. In case of a high-priority alert the device will sound alarmed by a continuous two-beep, it is advisable to contact the operator. The device should be used only if your doctor recommends and the provider will make the required pressure setting based on your physician's prescription. Auto CPAP device is recommended by doctors to patients who have sleep Apnea. The CPAP machine is then set to the required pressure which is prescribed by the physician.