BRK First Alert - CO250B 9V Battery Electrochemical Carbon Monoxide Alarm with Silence gtin:CO250B CSA rated for a 50

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BRK First Alert - CO250B 9V Battery Electrochemical Carbon Monoxide Alarm with Silence gtin:CO250B CSA rated for a 50[shortdesc] Alarm Type Carbon Monoxide Power Source Battery Sensor Electrochemical Interconnects No Battery 9V Alkaline [ shortdesc] The BRK Model CO250B is a basic carbon monoxide alarm designed to provide early warning of the presence of carbon monoxide. It features an electrochemical carbon monoxide sensor, an 85dB horn, a full function test switch and a red LED light that indicates DC power or alarm. The CO250B features a 9V alkaline battery. This