Pay in 4 interest-free payments of $3.50 Learn more
Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
No more lockouts or hiding keys under the mat
requires 4 aa batteries
Designed for versatility
Single Pole
First Alert BRK 9120B 120V Smoke Alarm, 9V Battery Backup NMR No more lockouts or hidingDesigned to help promote household safety, the First Alert Hardwired Smoke Alarm with Battery Backup can provide early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast flaming fires. Features Ionization Sensor Reliably Detects Flaming Fires: The First Alert Hardwired Smoke Alarm with Battery Backup comes equipped with an ionization sensor to provide the earliest possible warning of
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