Portable Health Oxy𝓖en Machine 1-5L/min Wheelchair Portable Oxygen Device 93%±3% for Travel/Car Use

Flow AdjustableThe flow gear of the upgraded portable oxygen concentrator is adjustable from 1L to 5L(pulse flow), and the concentration is stable at 93% ± 3%. Can meet people‘s need

24H Continuous Work The Oxygen machine can work continuously for 24 hours after being plugged in. It has the time setting function.The built-in rechargeable battery can be used for 3.5 hours when fully charged (time depends on gear)

Touch ControlHD LCD screen, touch control, simple operation. There is no need to add water while working. Weighting 4.8 pounds and equipped with a portable bag.