First Alert's Precision Detection advanced sensing technology reduces cooking nuisance alarms and delivers early warning
Dual smoke sensor technology provides optimal protection for both smoldering and fast flaming fires
Interconnects with most First Alert and BRK alarms so when one sounds, all compatible alarms sound to provide an early warning
Latching Alarm Indicator visually identifies the unit that initiated the alarm or low battery warning. Battery backup provides continuous protection during power outages.
Test/Silence button allows for efficient testing and temporarily silences alarm for up to 8 hours
Binding: Tools & Home Improvement
model number: FSM300AC1PK
Part Number: FSM300AC1PK
Details: First Alert SM300-AC, Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, 1-Pack
