First Alert Smoke Alarm, 10-Year Sealed Battery Detector With Test & Silence Button, SMI110, 1-Pack

First Alert 9120B Smoke Detector, Hardwired Alarm With Battery Backup, 3-Pack

First Alert 9120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)

First Alert 9120B 120 Volt Hardwired Smoke Alarm With Battery Back Up 5 Pack

First Alert Smoke Alarm, 10-Year Sealed Battery Dual Sensor Detector With Test & Silence Button, SM310, 1-Pack

First Alert SC-9120B Hardwired Smoke And Carbon Monoxide Alarm With Battery Backup 2 Pack

First Alert BRK 9120B Hardwired Smoke Alarm With Battery Backup (3)

First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm With Battery Backup, 12-Pack

First Alert BRK 9120Bff-6 Hardwired Smoke Detector With Battery Backup, 6-Pack

First Alert Smoke Alarm, Interconnect Hardwire Detector With 10-Year Battery Backup, SMI105-AC, 3-Pack

First Alert BRK SC-9120B Xrhsew Hardwired Smoke And Carbon Monoxide Alarm With Battery Backup, 4 Units

FIRST ALERT SC9120B Corded Electric Combination Alarm With Adapter Plugs For Easy Replacement

First Alert SMI105-AC, Interconnect Hardwire Smoke Alarm With 10-Year Battery Backup, 1-Pack

First Alert SC9120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm And Carbon Monoxide Combo Alarm (Upgraded To SMICO100-AC)

First Alert BRK SC-9120B Yaobkn Hardwired Smoke And Carbon Monoxide Alarm With Battery Backup, 5 Units