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
10-Year battery backup provides continuous protection during power outages
Through early warning interconnect, when one alarm sounds, all compatible* alarms will sound
Alarm indicator visually identifies the unit that initiated the alarm
End-of-life warning lets you know when it’s time to replace the alarm
