5L Oxygen concentrator

5L Oxygen concentrator
Flow: 1-5LPLM
Purity: 93%±3%
Power: 450VA  Input: 110V/220V 50HZ
Noise: 50dB     Weight: 21kgs
Sizez:  36x25x63cm
Pluggable humidification bottle, easy to use
Touch-controlled flow regulation, more accurate and convenient
High efficiency lithium molecular sieve
Low decibel during operation, quiet and comfortable