9120LBLA : First Alert Hardwire Ionization Smoke Alarm with 10-Year Lithium Battery Backup

First Alert Hardwire Ionization Smoke Alarm with 10-Year Lithium Battery Backup.

Designed to help promote household safety, the First Alert Hardwired Smoke Alarm with 10-Year 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.

120-volt hardwired smoke alarm wires directly into your home's electrical system
Ionization smoke sensor reliably detects particles from fast-flaming fires
Hassle-free installation, no need to rewire
10-year battery backup for protection during power outages
Can integrate with up to 12 other First Alert or BRK hardwired smoke detectors

Also referred to as a Smoke Detector.