
The 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 backup.
| Color | : | White |
| Dimensions | : | 5.6 in L x 1.9 in W x 5.6 in H |
| Includes | : | Adapter Plugs |
| Power Source | : | Battery |
| Sensor Type | : | Ionization |
| Sound Level | : | 85 dB |