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INOGEN ONE G4 PORTABLE OXYGEN CONCENTRATOR – USED – EXCELLENT CONDITIO - $950
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Manufacturer: Inogen
Model: One G4
Condition: Used – Excellent
Hours: 63
Included:
Main unit (tested and fully functional)
Two batteries (1 double, 1 single)
AC power supply and cable
DC car charger
Carry bag and strap
Description:
This Inogen One G4 is in excellent working and cosmetic condition with only 63 hours of total use. Fully tested, runs quietly, and delivers consistent oxygen output. Ideal for home use, travel, or daily mobility.
Lightweight, compact, and FAA-approved for air travel.
Specifications:
Pulse flow settings: 1–3
Weight: Approx. 2.8 lbs with single battery
Battery life: Up to 4.5 hrs (single), 9 hrs (double)