First Alert BRK Hardwired Smoke Alarm with Battery Backup - 9120B - 2-Pack - NEW

First Alert BRK Hardwired Smoke Alarm with Battery Backup - 9120B - 2-Pack - NEW NEW: Excellent Condition. Use pictures to best judge the condition. You will receive the exact item that is pictured. Product Description First Alert BRK Smoke Alarm 2-Pack - NEW 5.63" Base Diameter Test/Silence Button 9 Volt Battery Backup Direct-Wire LED Power Indicator AC/DC Ionization Sensor Easy-Access Drawer and Locking Feature Interconnectable 10-Year Limited Warranty Part# 9120B