Kidde Hardwired Smoke Detector, 10-Year Battery Backup, Interconnectable, LED Warning Light Indicators, 4 Pack

Kidde I12060a (21006376) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up - Contractor Packaging (Upgraded To I4618)

Kidde Smart Smoke Detector & Indoor Air, Quality Monitor, Wifi, Alexa Compatible Device, Hardwired W/Battery Backup, Voice & App Alerts, 2 Pack

4 Pack Combination Smoke And Carbon Monoxide Detector Battery Operated, Travel Portable Photoelectric Fire&Co Alarm For Home, Kitchen

Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators

Google Nest Protect - Smoke Alarm - Smoke Detector And Carbon Monoxide Detector - Battery Operated , White - S3000BWES

Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered, LED Warning Light Indicators, 4 Pack

3 Pack 10 Year Battery Operated Smoke Detector And Carbon Monoxide Detector, Travel Portable Photoelectric Fire Co Alarm For Home, Kitchen