Inogen One G2 External Battery Charger Product Overview Back to top
The Inogen G2 External Battery Charger will charge the G2 12 cell or 24 cell battery. It takes approximately 3 hours to charge a fully depleted battery. The G2 battery charger is small in size, making it an excellent travel accessory. All you need to do is attach the G2 battery to a docking station until it's fully charged, and then it's ready for use.