Inogen G5 Portable Oxygen Concewntrator - $1 (Fargo, ND)

Inogen G5 Portable Oxygen Concentrator for sale.
Used only 294 hours like new.
Comes with a extra battery, carrying case, house charger, car charger.
Can't find user manual.
Weighs 4.
7 lbs.
Has 6 flow settings pulse dose delivery.
Simple control functions and easy to read lcd.
Single battery up to 6.
5 hours and double battery up to 13 hours depending on setting the higher the setting the shorter the time.
Asking $1200.
00 obo.
c\Cash only Item is in South fargo.