Zen-O 12 Cell Re-Chargeable Lithium Ion Battery Home Oxygen Concentrator 130 individual bubble cells and

130 individual bubble cells and quiet pump technology alternately inflates and deflates the air cells for maximum comfort and effectiveness

Extend mobility time - each Inogen One 12 Cell battery provides up to 4 hours of bastery operation

The neutral colored

The overall size and design is ideal for side sleepers

a flexible Spring Air cushion and frame

Zen-O 12 Cell Re-Chargeable Lithium Ion Battery Home Oxygen Concentrator 130 individual bubble cells andAll battery purchases are final sale. There are no returns on batteries. This 12 cell re chargeable lithium ion battery will power your Zen O Portable Oxygen Concentrator. Each battery lasts for 4 hours on a single charge. Battery Duration Pulse Flow: 4 hours at setting 2. Battery Duration Continuous Flow: 0. 75 hours at setting 2. Battery Recharge Time While In Use Pulse Flow: 3 hours. Battery Recharge Time While In Use Continuous Flow: 3 to 4. 5