Oxygen Concentrator Machine for Use,1-7L Adjustable O2 Pure 90%Specifications:
Flow range: 1L - 7L / min (90% ~ 30% )
Optional plug type: American plug
Machine noise: <43 dB
Power supply: AC 220V/50Hz
Net weight: 7kg
Dimension: 11.2in*7.4in*11.9in
Features???
With time collect function: Display the total operation time.
With timed power off function.
Anion generating function can improve the alveolar ventilation function and increase the absorption rate.
24 hours of continuous electric supply.

Range of application???
Produce for personal or family healthcare

Function
Timing, Multiple mute,LED Touch screen, Voice, Negative ion

Package Includes:
1* machine
1* Product use and technical manual
1* Nasal tube
2* Filter cotton
1* certification card