The Kidde 10-year Carbon Monoxide Alarm (K10LLCO) is a reliable safety device designed to protect your home from carbon monoxide threats. It features a 10-year sealed-in lithium battery, ensuring continuous power without the need for battery replacements. The alarm provides accurate and early detection of carbon monoxide with its advanced sensor technology, giving you peace of mind. Its compact design makes it easy to install, and the clear LED display and audible alerts ensure you are promptly informed of any danger. Features and Benefits Water-based Kidde CO electrochemical sensor 3 LEDs - Alarm, Operate and Fault End-of-life alarm alerts user to replace alarm after 10 years of protection Test/Reset button to allow regular testing of alarm function Typical Applications Ideal for homes and apartments Standards EN50291-1:2018