Kidde DETECT Combo Smoke + CO Alarm, Hardwired with AA Backup Battery Size:5" (30CUAR) Deep Sump Height

Deep Sump Height

1-1/2" and 2"

Also used to shape block

Head Connection: Steel Ferrule

A wider seat and taller back made of UV-protected (ultra violet) double-wall

Kidde DETECT Combo Smoke + CO Alarm, Hardwired with AA Backup Battery Size:5" (30CUAR) Deep Sump HeightThis alarm offers cutting edge technology that sends fast alerts to give your family more time to get out safely and enhanced sensing technology reduces false alarms often caused by cooking. Hardwired Alarm with 2 AA Replaceable Batteries Provides power even during short term power outages for extra peace of mind. Change replaceable batteries every 6 months, or when you hear the low battery chirp. Double the Detection Alerts you to both smoke & carbon