A standing and a portable oxygen concentrator for sale
The larger machine is great for home use, next to your chair or bed-
the portable unit is battery powered and comes with a carrying case and shoulder strap,
great for shopping or travel
It is battery operated, and comes with a wall charger and a 12 volt car charger for travel.
The battery lasts about 4 hours on a full charge.
These machines together cost nearly 4 thousand dollars new, and work great.
Also a bag full of tubing setups for breathing.
These were life changing for my mother, perfect for COPD or low oxygen level recovery