The Inogen One G3 External Battery Charger recharges the Inogen One G3 lithium-ion battery, extending the range of your cordless portable oxygen therapy.
Extend the range of your cordless oxygen therapy with the Inogen One G4 External Battery Charger. Buy the G4 External Charger with Power Supply at Oxygen Direct.
The external battery charger for the SimplyGo Mini is a great additional accessory to any SimplyGo Mini unit.
The External Battery Charger for the SimplyGo Portable Oxygen Concentrator by Phillips Respironics.
Desktop Battery Charger for your FreeStyle Comfort 8 or 16-Cell Battery.