Best Onelink Smoke Alarm

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

First Alert SC9120A Hardwire Smoke & Carbon Monoxide Alarm

FIRST ALERT Smoke and CO Alarm, SC7010BA, White

First Alert Battery Operated Wireless Interconnect Smoke and Carbon Monoxide 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

Carbon Monoxide Detector Portable CO Alarm [3 in 1] CO & Temperature & Air Humidity Meter with LCD Display and Buit-in 1000mAh Lithium Battery for Home & Outdoor Use UL2034

FIRST ALERT FATPR710, 10-Year Sealed-Battery Photoelectric Smoke Alarm

First Alert BRK 7010BFF-6 Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup, 6-Pack

Kidde Wireless Smoke Detector, AA Battery Operated (Included), Ionization Sensor Wire-Free Interconnect Smoke Alarm, White

First Alert ZCOMBO 2-in-1 Z-Wave Smoke Detector & Carbon Monoxide Alarm