Why Is Your First Alert Smoke Alarm Beeping/Chirping?

First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup , White

First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display , White

First Alert traffic 4pm 12/10

First Alert 3pm Forecast 12/10

First Alert Weather at 4:45 a.m. 12/10