Forum Discussion
gbopp
Dec 31, 2015Explorer
I never tried the First Alert. I did try a 9 volt battery that was good for 7 years. I believe I bought them at Lowe's
I wrote the date on the batteries, just to keep track, and installed them in smoke alarms. They lasted 6-8 months.
I wrote the date on the batteries, just to keep track, and installed them in smoke alarms. They lasted 6-8 months.
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