Inogen One G4 4 Cell System

Inogen One G4 Portable Oxygen Concentrator - IS-400-NA - G4 With 4 Cell Battery  Inogen One G4 Oxygen Concentrator is used by patients requiring supplemental oxygen. It supplies a high oxygen concentration and is used with a nasal cannula to channel oxygen from the patient's concentrator. Inogen One G4 delivers a portable oxygen concentrator's independence in one of the smallest, lightest, and quietest packages available to the oxygen user. It provides flow settings from 1-3. Inogen One G4 may be used in the home, institution, vehicle, and various mobile environments. FREE SHIPPING   PRESCRIPTION REQUIRED USA Prescription Form for Respiratory USA Prescription Form for Sleep You May Fax your Prescription to (407)-347-8620 Inogen One G4 Portable Oxygen Concentrator Features Pulse dose delivery system with three flow settings 1, 2, 3 The duration of a single battery is up to 3 hours and requires 3.25 hours of recharge with AC or DC power The duration of the double battery is up