FIRST ALERT CO600 Carbon Monoxide Alarm, 10 ft, 85 dB, Alarm: Audible, Electrochemical Sensor
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The FIRST ALERT CO600 plug-in carbon monoxide alarm utilizes an electrochemical carbon monoxide sensor that lasts for up to 5 years to detect carbon monoxide. This carbon monoxide detector plugs into any wall outlet. When carbon monoxide levels become elevated, a loud 85 dB alarm alerts you to the threat.