First Alert Carbon Monoxide Alarm

Price: $18.99

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Battery-operated carbon monoxide alarm. Works during power outages. Front-open compartment allows battery change without taking alarm down. Electrochemical sensor is the most accurate technology available for detecting carbon monoxide. End of life timer alarm chirps when it is time to replace the alarm. Meets UL2034 standard. Uses 9 volt battery, included.

Original Price: $21.79