low operating sound level allows it to be used overnight. The compressors made by the producer, Longfian, are tested at the factory and are extremely...
CR-P5W 5L Adjustable Oxygen Concentrator Generator Machine with Continuous Single Oxygen Flow. Italian HEPA Filter - Filter 99.99% of particles above 0.3 microns, which is...
Large capacity lithium battery:Not affected by power failure,it can also be used outdoors. ( Optional Cost extra. ) Vehicle power supply:Power supply of vehicle lighter....
Poor breathing in the elderly: Provide stable oxygen supply to improve breathing problems.High work pressure: Relieve insufficient oxygen supply to the brain and improve the...