batteryState property
ABSENT when the platform reports no battery at all; UNSPECIFIED when a
battery exists but its state could not be read. The C ABI member is
documented NULL-if-unavailable, which is why this stays optional.
Implementation
@$pb.TagNumber(13)
BatteryState get batteryState => $_getN(12);
Implementation
@$pb.TagNumber(13)
set batteryState(BatteryState value) => $_setField(13, value);