First Alert BRK Hardwired Smoke, CO Combo Alarm Batttery #1046870 #SMIC0100-AC $32.99Save up to 10% when you buy more
KIDDE Smoke & CO Alarm Detector Hardwired + 10 Yr Battery 30CUA10-V # 21032853 $39.99Save up to 10% when you buy more
KIDDE Smoke & CO Intelligent Detector Voice Hardwired 10 Yr Battery #P4010ACSCO $45.99Save up to 10% when you buy more
KIDDE Smoke & CO Alarm Detector 10-Year Battery Powered 30CUD10 #21031514 $34.99Save up to 10% when you buy more