Zen-O 12 Cell Re-Chargeable Lithium Ion Battery Home Oxygen Concentrator The overall size and design

The overall size and design is ideal for side sleepers

the EasyPulse5+6 weighs in at a mere 9

Oxygen Flow Settings (LPM)

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

Ideal for both pulling on and pushing off clothes

Zen-O 12 Cell Re-Chargeable Lithium Ion Battery Home Oxygen Concentrator The overall size and designAll 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