Why Smoke Detectors Beep at 2:00 AMThere I was laying in bed at 2:00 AM this morning listening to my smoke detector Chirp. OK, I'm guilty. I did not follow the simple routine of changing my smoke detector batteries when I changed my clocks back a few weeks ago. So I guess I deserve it.Click the link below to read the full story: [deleted by Zillow moderator. Please see our Good Neighbor Policy for posting guidelines]December 08 2012 - Rancho Bernardo00YesReport a ProblemProblemSelect oneOffensive contentIrrelevant contentSpam (pure self-promotion)OtherDetailsYour emailPlease enter a valid email address.Submit CancelContent flaggedWe will review this content. Thanks for helping make the site more useful to everyone. To learn more, read Zillow's Good Neighbor Policy.We're sorry. This service is temporarily unavailable. Please come back later and try again.