The Kidde KN-COP-DP-B AC powered, plug-in carbon monoxide alarm with 2AA battery backup and digital display is an easy to install unit that provides reliable protection against the dangers of carbon monoxide. The 2AA backup batteries offer protection during power outages, and ship in the unit with pull tab activator for quick installation. The Kidde KN-COP-DP-B carbon monoxide alarm has a 10-year limited warranty. 10-Year Life: If your CO alarm was manufactured prior to 2013, it does not have a 10 year life. Consult your User Guide for additional details, or
