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and then circulates humidity into the air
The alarm features photoelectric and electrochemical sensing technology with a Smart Hush™ feature
When the battery voltage drops to a pre-set level
Honeywell (HE100
The First Alert SA303A Smoke Alarm features ionization smoke-sensing technology with a contemporary enhanced smoke-gathering design for optimal smoke detection from fast-flaming fires
First Alert Basic Battery-Operated Smoke Alarm - FG250BA/FG250CNA (2-Pack) carbon monoxide and then circulates humidity intoThe First Alert FG250A Smoke Alarm (2 Pack) is for residential and institutional applications, including sleeping rooms in hospitals, hotels, motels, dormitories, and other multi family dwellings. The unit has an ionization sensor to provide the earliest possible warning of a fast flaming fire. The sensor is optimized to detect flaming fires, such as those caused by paper, kitchen grease, and other fast combusting materials. The unit requires a 9V
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