First Alert CO400A Battery Powered Carbon Monoxide Alarm
Only 3 left in stock.
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A First Alert CO400A battery-powered carbon monoxide alarm.
- Electrochemical sensor that lasts up to 5 years
- 85-decibel alarm; 9V battery included
- Mute and test button; low battery signal can be muted for up to 8 hours
- End-of-life timer chirps when it is time to replace the unit
Good to know: Vacuum the alarm cover once a month. Do not use water, cleaners or solvents.
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Delivery times and shipping costs vary by product, supplier and destination. Items from different suppliers may arrive in separate packages.
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