First Alert [10-Pack] Hardwired Smoke & CO Alarm
- Advanced sensing technology reduces nuisance alarms.
- Combines smoke and carbon monoxide detection.
- 10-Year sealed battery eliminates replacements and chirps.
- End-of-life warning for timely replacements.
- Slim profile design saves space and enhances aesthetics.
- Easy installation for immediate home safety.
- Reliable protection for your family and home.