First Alert 9120LBL Hardwired Ionization Smoke Alarm with 10-Year Battery Backup 4thJuly Requires 4 - 1" spaces

Requires 4 - 1" spaces

easy to clean and operate

Maximum RPM : 15500

Size: 1/2" x 10'

First Alert 9120LBL Hardwired Ionization Smoke Alarm with 10-Year Battery Backup 4thJuly Requires 4 - 1" spacesThe First Alert 9120LBL Hardwired Interconnected Smoke Alarm with Lithium Battery Backup is a great choice when it comes to affordable smoke alarms. In the event of a power outage, this smoke alarm is equipped with a 10 year lithium battery back up. Ionization smoke sensor is optimal for detecting fast flaming fires. 10 year lithium battery backup locked battery drawer Loud 85dB alarm. Tamper resistant locking pins. Single button silence test. Open