| First Alert CO400 Carbon Monoxide Alarm Features:
•Electrochemical carbon monoxide sensor
•Battery powered works during power outages
•Front access battery door makes changing battery easier
•Silence and test button
•No installation required, just place or mount almost anywhere
•Alarm action chart instructs on what to do if an alarm sounds
•UL listed
•5 year limited warranty
•Loud 85 decibel alarm
•10" x 6.63" x 2"
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