BRK Electronics First Alert 4120B 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm (Upgraded to SMI100-AC)

BRK Electronics First Alert PR700B Low Profile 9V Carbon Zinc Battery Operated Photoelectric Smoke Alarm

BRK Electronics First Alert SA4919 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm (Upgraded to SMI100-AC)

BRK First Alert SM110LED-AC (1046726) Hardwired Smoke Alarm with LED Strobe & 10-Year Battery Backup

BRK Electronics First Alert SA303B 9V DC Battery Operated Ionization Smoke Alarm (Upgraded to SMI100)

BRK First Alert SMI110 (1046858) 10 Year sealed Lithium Battery Powercell Operated Ionization Smoke Alarm

BRK First Alert SMCO200 (1046794) Low Profile Batteries Operated Photoelectric Smoke Alarm and Carbon Monoxide Combo Alarm

BRK Electronics First Alert SA4919C 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm (Upgraded to SMI100-AC)

BRK First Alert SM210L (1046747) 10-Year Battery Smoke Alarm with Safety Path Light

BRK Electronics First Alert SA86B 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm (Upgraded to SMI100-AC)

BRK Electronics First Alert 5919 120V AC Hardwired Photoelectric Smoke Alarm (Upgraded to SM100V-AC)

BRK First Alert SMICO100 (1046864) Battery Operated Ionization Smoke Alarm and Carbon Monoxide Combo Alarm

BRK Electronics First Alert SA86C 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm (Upgraded to SMI100-AC)

BRK Electronics First Alert FG250B 9V DC Battery Operated Ionization Smoke Alarm (Upgraded to SMI100)

BRK First Alert SM100V-AC (1046721) Interconnect Hardwire Photoelectric Smoke Alarm with Battery Backup & Voice Alert

BRK Electronics First Alert 86RAC 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm (Upgraded to SMI100-AC)

BRK Electronics First Alert 2002RAC 120V AC/DC Hardwired with 9V Battery Backup Photoelectric Smoke Alarm (Upgraded to SM100V-AC)

BRK Electronics First Alert 9120B-48P 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm - Box 48-Pack (Upgraded to SMI100-AC)

BRK First Alert SMICO105-AC (1046884) 120V AC/DC Hardwired with Lithium Battery Back Up and Locked Battery Drawer Ionization Smoke Alarm and Carbon Monoxide Combo Alarm

BRK Electronics First Alert PRC710B Low Profile 10 Year Sealed Battery Operated Lithium Power Tamperproof Photoelectric Smoke and Carbon Monoxide Combo Alarm (Upgraded to SMCO210)

BRK Electronics First Alert Low Profile PR710B 10 Year Sealed Lithium Power Battery Operated Photoelectric Smoke Alarm

BRK Electronics First Alert 7020BSL 120V AC/DC Hardwired Photoelectric Smoke Alarm with Integrated Strobe Light and 10-Year Sealed Battery Back Up (Upgraded to SM110LED-AC)

BRK Electronics First Alert 9120B-48B 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm - Saving 48-Pack (Upgraded to SMI100-AC)

BRK Electronics First Alert CO250B 9V DC Battery Operated Tamper Resistant Electrochemical Carbon Monoxide (CO) Alarm