Quote:
Originally Posted by noslices1
I have one that is high in my vaulted ceiling. I have replace the battery in it several times and it’s very inconvenient. I went to Lowe’s and they have one that lasts for 10 years with no battery replacement. After that you have to replace it again as the battery is not replaceable. I opted for that, So I have eight more years on that one.
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You can use lithium batteries in all of your smoke detectors instead of the alkaline type. The lithium ones are supposed to last 10 years.