The First Alert SMI100 Battery-Operated Smoke Alarm is available in a convenient two-pack. The SMI100 smoke alarm is equipped with First Alert's Precision Detection advanced sensing technology and meets new industry standards. This battery-operated alarm is easy to install and the front access battery compartment makes for easy battery replacements.
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
Battery-operated alarm allows for easy installation and maintenance
Front access battery compartment makes for easy battery replacements
End-of-life warning lets you know when it’s time to replace the alarm
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency