FireAngel Pro Connected Smart Carbon Monoxide Alarm, Battery Powered with Wireless Interlink and 10 Year Life, FP1820W2-R : : DIY & Tools

FireAngel W2-CO-10XQ Wi-Safe 2, 10 Year Battery CO Alarm

FireAngel FA3820 CO Alarm, Homeowners

FireAngel Pro Connected 4 Piece Home Kit [Battery Powered

10 Year Longlife Battery Radio-Interlinked Smoke Alarm - FireAngel

FireAngel Pro Connected Mains Powered Wireless Heat Alarm + Smoke

10 Year Radio-Interlinked Carbon Monoxide Alarm - FireAngel Pro

FireAngel Pro Connected Battery-powered Interlinked Smart Carbon

FP1820W2-R

FireAngel Pro Connected FP1720W2-R Battery Interlinked Thermistek

FP1820W2-R