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4 AA Batteries
Pulse Dose
adapting to even the most active sleepers
Minimum Height: 37"
and built to the highest standards of testing and quality
O2 Concepts Oxlife Liberty 2 Battery 3B Medical Siesta Full Face Mask 4 AA BatteriesAll battery purchases are final sale. There are no returns on batteries. About the O2 Concepts Oxlife Liberty 2 Battery The O2 Concepts Liberty 2 Battery is a lightweight, rechargeable lithium ion battery designed to extend the runtime of your Liberty 2 oxygen concentrator. Providing up to 4 hours of use on pulse setting 2 or 2 hours on continuous setting 1, this compact battery is ideal for users who need extra time away from power sources. Batteries