The sats would be on backup power right now, eliminating her chance of communicating without drawing the fire of the missiles.
With a battery backup, individuals who enjoy outdoor activities such as campers, boaters and motor home enthusiasts can continue their sleep apnea treatments using a battery in lieu of plugging the machine into standard AC current.
If you prepare well, the odds are slim that you'll need a backup, but you should have one ready just in case, whether it's a stack of plain cakes that you can ice quickly or a store-bought cake that you can serve if it's needed.
The battery in an integrated backup battery machine is also lighter-weight than other backup systems, as most CPAP machines require 12-volt batteries. 12-volt batteries are about the same size and weight as a car battery.