OxyGo Single 8 Cell Rechargeable Battery Medium The bottom cover is waterproof

The bottom cover is waterproof

ResMed AirFit F20 For Her Mask Features

The OxyGo battery acts as a secondary power supply in the event of a planned or unexpected loss of the AC or DC external power supply

if desired

while the protruding bar holds the cylinder in place while moving

OxyGo Single 8 Cell Rechargeable Battery Medium The bottom cover is waterproof*All battery purchases are final sale. There are no returns on batteries.* The OxyGo Single 8 Cell Rechargeable Battery will power the OxyGo without connection to an external power source. When fully charged, a single battery will provide up to 4. 5 hours of operation. The battery recharges when properly installed in the OxyGo and the concentrator is connected to AC or DC power. Recharging time is up to 4 hours for a single battery. The OxyGo battery