pM-KN10 Oxygen Concentrator, adopt pressure swing adsorption principle, which can separate oxygen, nitrogen and other gas from the air. As soon as power is connected, the oxygen that meets medical use standards can be separated from air constantly. Planned life of the whole generator reaches up to 20.000 hours. There is no influence on indoor oxygen percent during the generator operating. Besides for adults, our oxygen producing machine is suitable for newborn infants and babies.