Direct Wire Ionization Smoke Alarm With Battery Back Up

Description

BRK Direct Wire Ionization Smoke Alarm 120 Volt Battery Backup Test/Silence Button LED Power Indicator Interconnectable For Multiple Units Up To 18 Or Single Station Universal Mounting Bracket For BRK Smoke Alarms Easy Access Drawer And Locking Feature One 9 Volt Battery Included Base Plate Diameter 55/8 Alarm Diameter 41/2 Mfg 9120B