Zen-O 12 Cell Re-Chargeable Lithium Ion Battery Drive Medical Pressure Ramp Start: 4 to

Pressure Ramp Start: 4 to Minimum Therapy Pressure Setting

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The 54"L x 46"W sling includes 4 or 6 cradle points

EASY RECHARGING

Zen-O 12 Cell Re-Chargeable Lithium Ion Battery Drive Medical Pressure Ramp Start: 4 toAll 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