Additional Lithium Ion 12-cell Batteries

The 12-cell battery will power the Inogen One G2 without connection to an external power source. When fully charged, the battery will provide up to 4 hours of operation. The battery recharges when properly installed in the Inogen One G2 and the concentrator is connected to a main power source (100-240V). Recharging time is approximately 3 hours.