minus-squareNotsosuperfloh@discuss.tchncs.detoMildly Infuriating@lemmy.world•First Alert smoke detector...non replacable battery supposed to last 10 years...dies after 2...for warranty contact, the verify you're human puzzle does not work on 3 different browsers I triedlinkfedilinkEnglisharrow-up6·1 year agomost smoke detectors nowadays are optical. linkfedilink
most smoke detectors nowadays are optical.