Kidde i12010SCO (21010408N) Worry Free 10 Year Sealed Lithium 120V AC Wire in with Battery Back up Combination Smoke and Carbon Monoxide CO Alarm
Smoke/CO Detector - 120V Hardwired with 10 YEAR BATTERY Backup (SC9120 – VCL LIGHTING
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
12 Pack Bundle of First Alert Hardwire Photoelectric Smoke/CO Alarm SC7010B