| - | Features |
|---|---|
| #1 | End-of-life warning lets you know when it's time to replace the alarm |
| #2 | Through early warning interconnect, when one alarm sounds, all compatible alarms will sound |
| #3 | Test/Silence button allows for efficent testing and temporarily silences alarm for up to 8 hours |
| #4 | Battery backup provides continuous protection during power outages |