First Alert BRK Plug-In Carbon Monoxide Detector with Battery Backup

BRK CO605B is a direct plug-in, 120-Volt AC single station carbon monoxide alarm specifically designed for residential and institutional applications including sleeping rooms of hospitals, hotels, motels, dormitories and other multi-family dwellings. CO605B features an electrochemical CO sensor, end of life signal and 2 silence features. The low power warning indicator will cause the alarm to chirp when the battery needs to be replaced. This detector can be plugged directly into a standard wall outlet.|120-Volt AC plug-in with battery backup|Battery operated backup ensures alarm works even during power outages|Single button tests alarm functions and silences nuisance alarms|Back access battery compartment|Low battery warning|Uses an electrochemical sensor, the most accurate technology to detect carbon monoxide|End of alarm life timer|9-Volt battery included|Loud 85 dB alarm|7-year limited warranty|Meets UL2034 standard|America's most trusted brand in home safety