Kidde Worry Free Carbon Monoxide Alarm with Digital Display

The Kidde Worry Free CO alarm provides you and your family with a loud warning signal in response to elevated levels of carbon monoxide in your home.The unit contains a 10-year tamper proof battery that eliminates the need for battery replacement, and provides continuous monitoring of CO levels, even during power outages. The digital display feature allows for easy viewing of carbon monoxide levels from 30-999PPM.