Lovego 4 Hours Mini Portable Oxygen Concentrator Lovego G2 with Low Oxygen Alarm for 1-4.5 Li

20190312

machine doesn't deliver oxygen. This alarm is a life Safety valve for you or your family. Green Light=Normal, Yellow=Caution <82%, Red with Audible Alarm=Warning <72% 3. Battery Life The lithium ion

EC21 Product Catalogs - machine accessary

Lovego 4 Hours Mini Portable Oxygen Concentrator Lovego G2 with Low Oxygen Alarm for 1-4.5 Li