First Alert PRC710V Compact 10 YR Photoelectric Smoke & CO Alarm with Voice
First Alert PRC700 Slim Design Battery-Operated Combo Smoke & CO Allarm
Kidde 900-CUAR Smoke and Carbon Monoxide Detector - Bees Lighting
USI MPC122S Hardwired 2-in-1 Photoelectric Smoke & CO Alarm with 10 Year Tamper Proof Sealed Battery Backup
AEGISLINK Smoke and Carbon Monoxide Detector 10-Year Lifespan with Replaceable Battery, Photoelectric Fire Alarm and Electrochemical CO Alarm with Test/Silence Button, SC200, 1-Pack - Amazon.com
First Alert SC7010B Hardwired Photoelectric Smoke/Carbon Monoxide Alarm
Amazon.com: Combination Carbon Monoxide and Smoke Alarm with Digital Display, Battery Operated Smoke and Carbon Monoxide detectors 1-Pack : Industrial & Scientific
BRK® SCO500B Combination Smoke and Carbon Monoxide Alarm, Photoelectric Sensor, (2) 1.5 VDC AA Batteries, Audible Alarm/LED Display, 85 dB | State Electric
FIRST ALERT 1039836 Smoke and Carbon Monoxide Alarm, Electrochemical, Photoelectric Sensor, 85 dB, White
Amazon.com: 3 Pack Combination Photoelectric Smoke and Carbon Monoxide Alarm Detector with Digital Display; Battery-Operated Smoke Carbon Monoxide Alarm : Industrial & Scientific