This plug-in CO detector features digital display and 10-year sealed back-up lithium battery.. Audible and visible alarms alert you to the presence of carbon monoxide.
Features digital display and 3 LED visual alarms.10-year sealed lithium battery ensures detection of carbon monoxide, eliminating worry about unauthorized deactivation or power outages.
Plug-in, power cord, or table-top mounting options make placement of this alarm easy. Detects and displays CO concentration levels and includes peak display and memory..