The SM310 10-year sealed battery dual sensor smoke alarm meets industry standards featuring First Alert's advance sensing technology and dual smoke sensors to provide reliable protection from fast flaming and slow smoldering fires. Features Precision Detection which provides advanced protection early warning as well as a reduced number of nuisance cooking alerts. No battery replacements or chirps for the life of the alarm.
The SM310 10-year sealed battery dual sensor smoke alarm meets industry standards featuring First Alert's advance sensing technology and dual smoke sensors to provide reliable protection from fast flaming and slow smoldering fires. Features Precision Detection which provides advanced protection early warning as well as a reduced number of nuisance cooking alerts. No battery replacements or chirps for the life of the alarm.