ADVANCED SAFETY: High quality electrochemical sensor for accurate carbon monoxide detection, ensure your safety 24/7. IMMEDIATE ALERT: Powerful 85dB sound alarm to effectively alert you when detecting dangerous CO levels, even while sleeping. EASY TO USE: Equipped with a display for instant reading of CO levels, test button to check functionalities and low battery signal for minimal maintenance. SIMPLE INSTALLATION: Comes with everything you need for quick installation, including screws and dowels, and clear instructions to place it at the optimum height. 10 YEAR SENSOR: Featuring a durable sensor designed for 10 years of use, the detector is a reliable investment in home safety.