Kidde 10LLDCOB Carbon Monoxide Alarm with Digital Display and 10 Year Sealed-in Lithium battery

Kidde Carbon Monoxide Alarm with digital display is Sleek, lightweight CO alarm with a non-replaceable, sealed-in Lithium battery for ten years of continuous protection and meaning the user never needs to change the battery for the full duration of the al • Sealed-in lithium batteries will last full 10-year alarm life without ever needing to be replaced • Peak level display allows the highest CO level recorded between 11-999ppm to be displayed • Digital display clearly shows levels of carbon monoxide • Unique water-based Kidde CO electrochemical sensor • 3 LEDs alarm, operate and fault