The Inogen One G4 External Battery Charger will charge your Inogen One G4 single and double batteries. If you are active and need to recharge multiple Inogen One G4 batteries simultaneously, then order an extra charger to help you charge more batteries as needed.
The Inogen One G4 is your one solution, your single solution, for oxygen at home or away. The Inogen One G4 is Oxygen. Anytime. Anywhere.
Includes Charger Power Supply AC Input Cord
Warranty One Year Warranty