1L-7L Home Oxygen Concentrator Home Care Oxygen Generator

Product Description This is a 1L-7L adjustable oxygen oxygen concentrator machine that produces oxygen at a concentration of 30%-93%. it works with a low noise and is great to use with a cpap, bipap. it works for 24 hours continuous flow and it is a low noise machine, Does not use a battery A great source of supplemental oxygen that is easy to operate and maintain. Comes with 3 years warranty and can be delivered within 10 days within the USA. Warranty covers free spare parts and free technical assistance when needed.    Specifications Flow Rate: 1L-7L/m Oxygen Concentration: 30%-93% Voltage: AC 110v-240V/50Hz AC110V/60Hz Operating noise: 45db Net weight: 12lbs      This concentrator is built with a german pure copper oil free compressor.    How Does The Oxygen Concentrator Work? 1. The air enter into the compressor via the fuse with filter and noise canceling function.2. The oxygen and nitrogen are separated by the molecular sieve.3. The oxygen will be kept and the nitrogen discharge