First Alert SM200 Battery-Operated Photoelectric Smoke Alarm with Slim Profile. Meets industry standards featuring First Alert's advance sensing technology in an easy to install, slim profile alarm.
Precision Detection advanced sensing technology
complies with industry standards to reduce cooking nuisance alarms
Provides early warning in the event of a home fire emergency
End-of-life warning lets you know when its time to replace the alarm
Slim profile design is half the depth of a standard alarm
Battery-operated alarm allows for easy installation and maintenance Test/silence button for efficient testing to ensure alarm is working properly