Tamper Resist Feature – Can be activated to cause unit to go into alarm if it has been unplugged or has come loose from the outlet.
2 AA Battery Backup – Provides continuous protection even during power outages.
Low Battery Hush - Silences low battery chirp warning for up to 12 hours in order to maintain protection without having to replace the batteries at an inconvenient time.
Event Memory - If the unit has detected CO concentrations of 100ppm or greater, the green LED will flash every 10 seconds.
Battery Pull tab - Eliminates battery installation time.
Loud 85 Decibel Alarm - Alerts of deadly CO gas.
Green LED - Indicates alarm is receiving power and operating properly.
Red LED - Illuminates when in alarm mode.
Test/Reset Button – Tests the unit for proper operation. Resets the Carbon Monoxide alarm.
10-Year End of Life Warning – Alerts user to replace CO alarm after 10-years of operation. (40% longer than other CO alarms)
UL Listed – Listed by UL as a Single Station Carbon Monoxide Alarm.

Carbon Monoxide Alarm AC Powered, Plug-In with Battery Backup