- First Alert BRK Precision Detection advanced sensing technology reduces cooking nuisance alarms and delivers early warning
- Voice & location alerts tell you what the danger is and its location
- Battery backup provides continuous protection during power outages
- Test/Silence button allows for efficient testing and temporarily silences alarm for up to 8 hours
- Interconnects with most First Alert and BRK alarms so when one sounds, all compatible alarms sound to provide an early warning
First Alert BRK Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup & Voice Alerts , 1-Pack
