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The 8 Cell Lithium Ion Battery for Inogen One G3 Concentrator can be purchased as a replacement battery or as an additional battery for the G3 concentrator. When placed on the lowest Pulse Dose setting, this battery is designed to provide up to 4.5 hours of runtime.
Pack an additional 8 cell battery, or choose the 8 Cell Lithium Ion Battery for Inogen One G3 Concentrator for double the runtime.