HomeProduct Included ComponentsSmoke Detector Carbon Monoxide Detector Combo, Installation Accessories, Manual Smoke Detector Carbon Monoxide Detector Combo, Installation Accessories, Manual Showing the single result Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare SITERWELL 2.4G WiFi Smoke Detector Carbon Monoxide Detector Combo, 2 in 1 Smart Fire and CO Alarm Detector, Voice Alert, Replaceable Battery, Auto-Check, Conforms to UL 217 & UL 2034 Standards, 4 Pack Added to wishlistRemoved from wishlist 0 Add to compare $239.99