The First Alert 9120LBL hardwired inter-connected 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. The "Smart Technology" system is designed to reduce nuisance alarms. "Latching alarm indication" remembers which unit initiated an alarm. The "perfect mount" system features a gasketless base and a mounting bracket that keeps the alarm secure over a wide rotation range to allow for true alignment. Under normal conditions you should not have to replace the battery for the life of the alarm.
The First Alert BRK Brands Hardwired Smoke Alarm with 10-Year Sealed Battery is a performance rich solution that includes numerous safety enhancers to ensure the maximum in overall protection. First Alert BRK Brands Hardwired Smoke Alarms feature a near effortless installation process and are easily maintained. The premier in functionality and affordability, this smoke alarm utilizes Smart Technology to drastically reduce the amount of nuisance alarms triggered. A single button test/silence function and Dust Cover have been included to increase overall convenience and additional peace of mind. A Perfect Mount has also been implemented. This addition effectively increases the number of installation options tenfold.
Average Customer Rating Based on 4 reviews:
Reviewer: Olivia Dinwiddie
Thanks, this was what I wanted
Just the right ones! - 12/23/2016
Reviewer: Dennis Gilman
Perfect, customer loved them and I am so glad to find these. We live in a senior development and people don't want to have to change batteries every year or so.
Hard wired smoke with 10 year battery backup - 10/07/2016
Reviewer: Mike Stanger
Great customer service. Looking forward to see how it works
Reviewer: Rob Parry
5: arrived on time, installed easily, no problems at all.