27 Jul, 2020 → by ClaimboUser21357
They go off prematurely, 4 in 3 years!
2
I'm on my 4th, 10 year guaranteed smoke alarm. three are replacements for the ones that went off prematurely. The last one survived 1 month before going off without cause. NEVER will I buy from First Alert again. July 2020. User's recommendation: Buy at your own risk.