![Kidde Combo photoelectric smoke/C0 alarm going off every hour… will beep twice. Say fire twice. Beep again. Then stop. : r/firealarms Kidde Combo photoelectric smoke/C0 alarm going off every hour… will beep twice. Say fire twice. Beep again. Then stop. : r/firealarms](https://i.redd.it/kidde-combo-photoelectric-smoke-c0-alarm-going-off-every-v0-p3dtirm3z3z91.jpg?width=3024&format=pjpg&auto=webp&s=138320b29de601be3376097bb496302466ee2d5e)
Kidde Combo photoelectric smoke/C0 alarm going off every hour… will beep twice. Say fire twice. Beep again. Then stop. : r/firealarms
![Kidde 10 Year Worry-Free Sealed Battery Smoke Detector with Photoelectric Sensor and Safety Light 21029619 - The Home Depot Kidde 10 Year Worry-Free Sealed Battery Smoke Detector with Photoelectric Sensor and Safety Light 21029619 - The Home Depot](https://images.thdstatic.com/productImages/489e31a4-477e-4ece-ae72-ad85f12a741d/svn/kidde-battery-smoke-detectors-21029619-64_1000.jpg)
Kidde 10 Year Worry-Free Sealed Battery Smoke Detector with Photoelectric Sensor and Safety Light 21029619 - The Home Depot
![Kidde Fire Safety on X: "#Stayinghome means you've been spending more time with your BFF in the fight against CO poisoning – your alarms! #DYK those beeps are actually the alarm talking Kidde Fire Safety on X: "#Stayinghome means you've been spending more time with your BFF in the fight against CO poisoning – your alarms! #DYK those beeps are actually the alarm talking](https://pbs.twimg.com/media/EWtraZfWsAAxGOX.png)
Kidde Fire Safety on X: "#Stayinghome means you've been spending more time with your BFF in the fight against CO poisoning – your alarms! #DYK those beeps are actually the alarm talking
![Kidde Carbon Monoxide Detector, AC-Plug-In with Lithium Battery Backup, Digital Display, Night Light & Escape Light - Amazon.com Kidde Carbon Monoxide Detector, AC-Plug-In with Lithium Battery Backup, Digital Display, Night Light & Escape Light - Amazon.com](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71EjhnF3hDL.jpg)
Kidde Carbon Monoxide Detector, AC-Plug-In with Lithium Battery Backup, Digital Display, Night Light & Escape Light - Amazon.com
![Kidde 10 Year Worry-Free Plug-In Carbon Monoxide Detector with Battery Backup and Digital Display 21029626 - The Home Depot Kidde 10 Year Worry-Free Plug-In Carbon Monoxide Detector with Battery Backup and Digital Display 21029626 - The Home Depot](https://images.thdstatic.com/productImages/37b914aa-49e9-4830-b7e4-08c16d3875c8/svn/kidde-carbon-monoxide-detectors-21029626-64_1000.jpg)