The Nordic-proprietary %XPOFWARN command controls the Power off
warnings from the modem. The command is supported by
nRF9160-SIxA-B1.v1.1.x≥3
Set command
The set command configures the Power off warnings from the modem. The warning is sent as an interrupt from the modem to the application. When a Power off warning is sent, the modem sets itself to Offline mode and sends +CGEV: ME BATTERY LOW.