My smok alarm is cheep ing with no batteries.Can't find which one it is?

Twilight zone

This page is a permanent link to the reply below and its nested replies. See all post replies »

SW-User

They must be hard wired into the electrical system then.

Butterflykisses24 · 51-55, F

@SW-User nope.took old one off the ceiling.It's a mystery.hope I can sleep or my husband fixes it.

SW-User

@Butterflykisses24 Oh dear. I'm sorry