10 bestBatteries For Smoke Alarmsof January 2026

Ecoey Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Combination Smoke Carbon Monoxide Alarm, Fire and CO Alarm with Test and Silence Function,1 Pack

Kidde RF-SM-DC Wireless Interconnect Battery-Operated Smoke Alarm

X-Sense Smart Smoke Detector Fire Alarm with Replaceable Battery, Wi-Fi Smoke Detector, App Notifications with Optional 24/7 Professional Monitoring Service, XS01-WX, 1-Pack

Carbon Monoxide Detector ,CO Gas Monitor Alarm Detector Complies with UL 2034 Standards ,CO Sensor with LED Digital Display for Home,Depot,Battery Powered

First Alert SA303CN3 Smoke and CO400 Carbon Monoxide Detector, Alarm Combo Pack, Battery Powered

First Alert Sc9120Bff Brk Sc-9120B Hardwired Smoke And Carbon Monoxide Alarm With Battery Backup

First Alert 0827B 10-Year Tamper Resistant Smoke Alarm, White

Kidde Pi9010 Battery Dual Photoelectric and Ionization Sensor Smoke Alarm

Ecoey Smoke Detector Fire Alarm with Photoelectric Technology, Fire Detector with Test Button and Low Battery Signal, Fire Alarm for Bedroom and Home, FJ136GB, 1 Pack Small