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Inogen G4

Introducing the Inogen One G4 Portable Oxygen Concentrator, designed for users seeking a compact, lightweight, and quiet solution for their oxygen needs. Weighing a mere 3.3 pounds* with a double battery, the Inogen One G4 enables you to enjoy activities outside the home such as running errands, visiting family, or going on vacation. Compliant with FAA requirements for travel, this concentrator can be plugged into a power source at home, on the road, or used with an external battery when away, offering you flexibility and simplicity.