FIRST ALERT 1039741 Carbon Monoxide Alarm, 9 V Battery Power Source, Electrochemical Sensor, Audible Alarm, 85 dB Drywall Taping & Joint Knives IP Rating: IP67

IP Rating: IP67

Exterior Depth: 11-1/2

Tinted Lens

With locking lid

FIRST ALERT 1039741 Carbon Monoxide Alarm, 9 V Battery Power Source, Electrochemical Sensor, Audible Alarm, 85 dB Drywall Taping & Joint Knives IP Rating: IP67FIRST ALERT Carbon Monoxide Alarm, 9 V Battery, Audible Alarm, 85 dB Sound Level, Electrochemical Sensor, Wall Mounting, 40 to 100 deg F, 3. 4 in Width, 1 1 2 in Height, 5 in Depth, Additional Information: CO400 ModelFeatures: The FIRST ALERT CO400 battery operated carbon monoxide alarm utilizes an electrochemical carbon monoxide sensor to detect carbon monoxide. This carbon monoxide detector is battery operated, making it portable and easy to use,