Kidde KN-COB-DP2 Plug-In Carbon Monoxide Alarm (120v) w/ AA Battery Backup

Features: 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.