10 bestCo Smoke Detector Comboof December 2025

First Alert SC9120BA Hardwire Combination Carbon Monoxide and Smoke Alarm

First Alert PRC700VA-6 Slim Series Photoelectric Smoke & Carbon Monoxide Detector with Voice Location

Kidde P3010CU Photoelectric Smoke & Carbon Monoxide Alarm with Voice Warning System

Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Wired, White

Google Nest Protect - Wired

Kidde KN-COPE-IC AC Photoelectric Smoke and Carbon Monoxide Detector Alarm Hardwired with Battery Backup

First Alert PRC710A-6 Slim Series Photoelectric Smoke & Carbon Monoxide Detector

Kidde 21026515 120V Hardwired Smoke and Carbon Monoxide Detector Alarm Lithium Battery

FIRST ALERT BRK SC7010BVA Hardwired Talking Photoelectric Smoke and Carbon Monoxide (CO) Detector, White