BRK 7030BSL 120V AC Smoke and Carbon Monoxide Alarm with LED Strobe and 10-Year Sealed Lithium Battery Backup
Gentex 918-0021-002, Model: GN-503FF is a 120VAC/9VDC single or multiple station combination photoelectric smoke/electrochemical carbon monoxide alarm with tandem interconnect capabilities and dual, independent relays that activate independently for smo
Kidde 10 Year Worry-Free Hardwired Combination Smoke and Carbon Monoxide Detector with Wire-Free Voice Interconnect 21028759 - The Home Depot
Wire-Free Interconnect 120v AC Power 10 Year Battery Backup Smoke Alarm & CO Alarm | Shop Kidde