carbon monoxide & smoke combination alarms
first alert sco403 smoke alarm & carbon monoxide detector combo pack
carbon monoxide detector with electrochemical sensor smoke alarm with ionization smoke sensor simple to use silence test button low battery warning end of life timer loud 85 decibel alarm convenient front battery access includes 2 aa batteries for carbon monoxide detector & 9v for smoke alarm 5 year limited warrantyupc 029054003737shipping dimensions 6 88in x 4 13in x 9 88inestimated shipping weight 1 6912 sku pefatsco403
first alert