BRK 9120BA 120V AC/DC Smoke Alarm, 9V Battery Backup

Brand: First Alert
ADI #:D3-9120BA Model #: 9120BA  Name: BRK 9120BA 120V AC/DC Smoke Alarm, 9V Battery Backup
  • Hardwired CO smoke alarm features battery backup for constant monitoring
  • Can connect to other compatible BRK or First Alert CO smoke detectors
  • Side-load battery compartment for convenience