Kidde AC Plug-In Carbon Monoxide Detector with Battery Backup, CO Alarm with LED Light Indicators

Advanced Sensing: Electrochemical sensing technology detects invisible carbon monoxide gas.
Battery Backup: Includes 2-AA batteries to provide protection during power outages.
Loud Alarm: 85-decibel alarm alerts you to the presence of carbon monoxide.
Easy Installation: Plugs into any standard AC wall outlet and allows use of the upper outlet.
Whole Home Safety: Recommended to place one detector on each level and in each bedroom.
End of Life Alert: Notifies you when the detector needs replacement after 10 years.
LED Indicators: Red LED for alarm mode and green LED for normal operation.
Certified Quality: UL Certified with a 10-year limited warranty.