The home door alarms seems to be using up the 9V batteries in two weeks which is surprising since 9V usually last a year in a fire alarm.

I use them in my fire alarms

I have a new home and all the fire alarms are linked together.

I do not really use 9 volt batteries, however when the annoying chirp of my fire alarms started to drive me crazy, I had to purchase some

Batteries got popped into the fire alarms and we did a

They definitely all tumbled around, and quite a few are scratched, but that's really a non-issue so long as they work.

They definitely all tumbled around, and quite a few are scratched, but that's really a non-issue so long as they work.