Mute button, mutes unnecessary alarms. Also tests alarm function with same button
Low battery Signal mute, quiets low battery Signal for up to 8 hours
Electrochemical sensor, most accurate technology available for detecting carbon monoxide* *compared to other common sensing technologies
End of life timer, alarm chirps when it is time to replace it
Care: Vacuum the CO Alarm cover once a month, using the soft brush attachment. Never use water, cleaners, or solvents, since these may damage the unit. Test the CO Alarm again after vacuuming.
Reviews
There are no reviews yet.
Be the first to review “First Alert CO400A Battery Powered Carbon Monoxide Alarm”Cancel Reply
Reviews
There are no reviews yet.