DZ-1BCM 5LPM 93% Oxygen Purity Battery Oxygen-Concentrator Filter Long-time Working Battery(4

Long-time Working Battery(4

Model  Oxygen Concentrator Delivery Rate 1L - 5L  Oxygen Percentage 1 LPM 90%±3% Outlet Pressure 40-60 kpa Noise ≤45dBA Weight 5

It has a compact size (weight and volume approximately equal to 2 bottles of mineral water)

no time limit

DZ-1BCM 5LPM 93% Oxygen Purity Battery Oxygen-Concentrator Filter Long-time Working Battery(4Features: LED screen with oxygen purity and oxygen flow rate display in real time, cumulative timing. Pulse flow mode, oxygen is released during inhalation and stored during exhalation. It will not only improve the efficiency of oxygen utilization, but also avoid the adverse effects of reverse oxygen inhalation, and making oxygen inhalation more comfortable. Timer function: You can set the time according to your needs. Oxygen purity monitor oxygen