🔥New Arrival🔥Portable Oxygen Concentrator NT-02+Home Oxygen Concentrator NT-04

✅ For those seeking a portable oxygen machine that excels both outdoors and at home, the NT-02 is your top recommendation. This model is our lightest 5L portable oxygen machine, ensuring convenient and reliable oxygen therapy wherever you go. Comparison of NT-02/G3/NT-01 (Mobile users, please swipe the chart below left and right to view the comparison details) Model &Features Model NT-02 Inogen One G3 NT-01 Price $ 999   $ 2495 $ 549 Oxygen Concentration  93%±3  90% - 3% /+ 6%  93%±3% Adjustable Flow  1-5L  1-5L   1-5L Operation Mode  Dual oxygen mode  Pulse flow  Pulse flow Weight 4.85 Pounds  4.9 Pounds  7.05 Pounds Timing Function  √  □ √  Charging Time 4-8 H 4-5 H 4-8 H Replaceable Battery 3.5H（8-Cell） 6H (16-Cell）  4.7 H 3H（8-Cell） Replaceable Battery Price 8-cell battery  $169  16-cell battery  $259 $407  □ External Battery Charger  Not Needed