sonja.loehrer4 years ago000Does this smoke detector also indicate cigarette smoke?Show in original language (German)1 answerroman70004 years ago000Yes, if you smoke a lot and the smoke collects in the room, all the smoke detectors will go off.Show in original language (German)
Anonymous4 years ago000What batteries does it take? 1 answercliffoch4 years ago000 Helpful answerStandard 9v block (6LR61 / 6F22).