BRK Electronics First Alert CO6W01 AC/DC Hardwired Carbon Monoxide Smoke Alarm with 2 AA Battery Backup

BRK Electronics First Alert CO710 DC 10-Year Sealed Lithium Battery Powered Carbon Monoxide Alarm with Digital Display

BRK Electronics First Alert CO7B01 DC 9V Alkaline Battery Operated Carbon Monoxide Alarm

BRK Electronics First Alert CO7B01D DC 9V Alkaline Battery Operated Carbon Monoxide Alarm with Digital Display

BRK Electronics First Alert CO7P01 Plug-In Carbon Monoxide Alarm with 9V Battery Backup

BRK Electronics First Alert CO7P01D Plug-In Carbon Monoxide Alarm with AA Battery Backup and Backlit Digital Display

BRK Electronics First Alert CO9B10D DC 10-Year Sealed 3 V Lithium Battery Operated Carbon Monoxide Alarm with Digital Display

BRK Electronics First Alert FG250B 9V DC Battery Operated Ionization Smoke Alarm (Upgraded to SM601)

BRK Electronics First Alert GCO1B 120V AC Plug-in Explosive Gas/CO Combo Alarm

BRK Electronics First Alert HD6135F 120V AC/DC Hardwired Heat Alarm (Upgraded to HD6135FB)

BRK Electronics First Alert HD6135FB 120V AC/DC Hardwired with 9V Battery Backup Thermistor Heat Alarm

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

BRK Electronics First Alert PR700AB Low Profile 9V Alkaline Battery Operated Photoelectric Smoke Alarm

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

BRK Electronics First Alert PRC700B Low Profile 2 AA Batteries Operated Photoelectric Smoke Alarm and Carbon Monoxide Combo Alarm (Upgraded to SMCO210)

BRK Electronics First Alert PRC700VB Low Profile 2 AA Batteries Operated Photoelectric Smoke Alarm and Carbon Monoxide Combo Alarm with Voice