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Powerful Air Separation Technology
Easy-click connector rotates for convenient movement of patient and breathing circuit
Wash-out of the anatomical dead space in the nasopharyngeal cavity is a principal mechanism of action of NHF
The ball and joint elbow moves freely to accommodate active sleepers
Recharging time is up to 8 hours for the OxyGo double battery
Zen-O Lite 8 Cell Re-Chargeable Lithium Ion Battery Purchase Powerful Air Separation TechnologyAll battery sales are final. There are no returns on batteries. This 12 cell re chargeable lithium ion battery will power your Zen O Lite Portable Oxygen Concentrator. Each battery lasts for 4 hours on a single charge. Battery: Lithium Ion 8 Cell. Battery Duration: 4 hours at setting 2.