CANTA Medical Brand Oxygen Concentrator delivers oxygen with a concentration of ≥90% per minute. Electronic flowmeter adjustable by 0.1 interval. Real-time display of oxygen concentration can be seen on the electronic screen. When you want to increase the flow, this machine can provide you with a flow range of 0.5~5L for your choice. Super low noise ≤42dB and the net weight is less than 9kg.Fashion appearance, placed at home is also a beautiful landscape.