First Alert's CO400 Carbon Monoxide Alarm uses an electrochemical carbon monoxide sensor that lasts for up to five years to detect carbon monoxide and protect your household. This carbon monoxide detector is battery-operated, making it portable and easy to use anywhere, even during a power outage. When carbon monoxide levels become elevated, this alarm sounds off an 85 dB alarm to alert you of threat.
Monitor Carbon Monoxide levels in your home with this First Alert Carbon Monoxide Alarm
No complicated displays or settings to navigate
Battery-operated alarm works anywhere, even during a power outage
Loud 85 dB alarm sounds when CO levels are elevated
Single test and silence button for simple operation
Electrochemical CO sensor alerts you to elevated CO levels
Comprehensive warning features
Simple and easy to use
Requires one 9V battery (not included)
Item measures 3.4 in L x 1.5 in W x 5 in H
5-year limited manufacturer's warranty
Weight: Approximately: .33 pounds
Shipping Dimensions: Approximately 8.51 x 6.73 x 2.77 inches.