Inogen External Battery Charger with Power Supply for Inogen One G4 Bubble Humidifier Volume targeting

Volume targeting

Charge Time: 10 hours on a completely drained battery

It can be charged with AC power via the AC power cord

The most efficient way to increase battery run times is to just power the CPAP or BiPAP

5 hours Setting 4 3 hours Setting 5 2

Inogen External Battery Charger with Power Supply for Inogen One G4 Bubble Humidifier Volume targetingThe 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. *Battery not included