Best Dual Sensor Smoke Alarm Hardwired

Kidde Smoke Detector, Hardwired with Battery Backup & Interconnect, Battery Included

First Alert Battery Operated Smoke and Carbon Monoxide Alarm, White, PRC700A-6

FIRST ALERT Smoke and CO Alarm, SC7010BA, White

Kidde I12040CA 120V AC (Hardwired) Ionization Smoke Alarm with 9V Battery Backup and Hush Button, White

First Alert 9120BA Hardwire Smoke Alarm w/ 9V Battery, Smoke Detector

First Alert SC9120BA Hardwire Combination Carbon Monoxide and Smoke Alarm

First Alert Hardwired Wireless Interconnect Smoke Alarm

Ecoey Smoke Detector, Smoke Alarm with Advanced Photoelectric Technology, Fire Alarm Smoke Detector with Test Button and Low Battery Reminder, Fire Alarm Used in Bedroom, Home, FJ138, 1 Pack

X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, SC01

Combination Smoke and Carbon Monoxide Detector Alarm, Beeps Warning Smoke Co Alarm Clock for Travel Home Bedroom Living Room Basement Attics, Battery Operated, Comply with UL 217 and UL 2034, 1 Pack