What to do if you have a nuisance or false alarm | Kidde
3 Packs Carbon Monoxide Detectors - Hembisen Carbon Monoxide Detector Plug in Type CO Alarm Monitor with Digital Display, Accurate & Easy to Read, for Home/Kitchen/Hotel/Bedroom (White) - Amazon.com
P3010CU Worry-Free Smoke and Carbon Monoxide Alarm, Lithium Battery