BRK
10-Year Battery Smoke Alarm
Smoke particles of varying number and size are produced in all fires. For maximum protection, use both ionization and photoelectric sensing technologies. Ionization alarms are generally more sensitive to fast flaming fires and photoelectric alarms are generally more sensitive to smoldering fires.
First Alert 1046793 Battery-Operated 2-in-1 Smoke & CO Alarm with Slim Profile Design
Kidde DETECT Hardwired with AA Backup Battery 20SAR
First Alert Plug-In Carbon Monoxide Alarm with Battery Backup
First Alert CO400 Battery Operated Carbon Monoxide Alarm
First Alert SMI100 Battery-Operated Smoke Alarm