8 Hours Battery 1-5L Lightweight Continuous & Pulse Flow Portable Oxygen Concentrator with Free Carry Bag

This portable oxygen machine provides an adjustable oxygen pulse flow of 5 Liters per minute and supplies a highly efficient oxygen concentration of 93%±3%. This oxygen machine is relatively compact and ideal for everyday use at home, outside, or in the car, and it is effective in any setting. This o2 concentrator adopts low-noise technology. We are now offering a FREE Carry Bag with every purchase! Our Guarantee:We truly believe that we offer some of the most innovative, cost-effective and high quality products in the oxygen concentrator market, and we back it up with a Risk-Free Ironclad 30-day Guarantee. If you don't have a positive experience for ANY reason, we will do WHATEVER it takes to make sure you are 100% satisfied with your purchase. Buying items online can be a daunting task, so we want you to realize that there is absolute zero risk in buying something and trying it out. If you don't like it, no hard feelings we'll make it right.We have 24/7 Ticket and Email support. Please contact us at support@oxygenconcentratordepot.co  if you need assistance.