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First alert is designed to monitor your space and detect carbon monoxide and smoke threats in every level of your home. Protect your family with this 2-pack carbon monoxide alarm detector and smoke detector that ensure your safety, they have an included 9V battery.
Features of the carbon monoxide alarm:
- Easy access battery door
- Test & Silence button for efficient testing
- End of life warning: lets you know when it’s time to replace
- CO400 Carbon Monoxide Alarm: Replace alarm 5 years after installation.
Features of the smoke detector:
- Ionization smoke sensor
- Easy access battery door
- Test & Silence button for efficient testing
- Smoke alarm SA303: replace the alarm 10 years after installation
ETL approved
Tags:
| Model | |
|---|---|
| Model | 1039878 |





