The Top 10 Smart Fire Alarm Brands Ranked by Long Lifespan (September 2020)

#1

First Alert

firstalert.com
First Alert's long lifespan is rated 5.0 out of 5 stars
#2

Nest Protect

amazon.com
Nest Protect's long lifespan is rated 5.0 out of 5 stars
Kidde Smoke & CO Detector's long lifespan is rated 5.0 out of 5 stars

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