This Kidde carbon monoxide alarm features a large, backlit digital display that shows CO levels in parts per million (PPM) for easy monitoring. Peak-level memory records the highest CO concentration measured since the last reset, so you always know if dangerous levels occurred while you were away. Battery operated with 3 AA batteries included for immediate protection.

• Large digital backlit display shows CO level in PPM
• Peak-level memory displays highest concentration since last reset
• Low battery warning indicator
• Test/reset button to verify operation or silence alarm
• Battery operated -- uses 3 AA batteries (included)
• UL Listed