Gree GWC09MB-D3DNK Series Owner's Manual page 4

DANGER
WARNING
CAUTION
NOTICE
Indicates a hazardous situation that, if not avoided, will
result in death or serious injury.
Indicates a hazardous situation that, if not avoided, could
result in death or serious injury.
Indicates a hazardous situation that, if not avoided, may
result in minor or moderate injury.
Indicates important but not hazard-related information,
used to indicate risk of property damage.
Indicates a hazard and it is assigned to the signal words
DANGER, WARNING or CAUTION.