Acute sensitivity & rapid response:Carbon Monoxide Detector with its state-of-the-art electrochemical sensor, designed to accurately detect CO levels, ensuring safety and reliability. CO alarm provides long-term protection against the dangers of carbon monoxide, reducing the risk of false alarms and ensuring your peace of mind. Visual and Audible Alerts:Equipped with a powerful alarm system, the CO Detector alerts you to dangerous CO levels with a loud 85dB alarm, complemented by a flashing red LED. This dual-alert system guarantees you're promptly warned of any CO dangers, ensuring the safety and security of your loved ones and property around the clock. Effortless Installation & Battery Operation:Installation is simple with the CO Detector. Simply screw the mounting plate onto any wall or ceiling, insert 2pcs 2 AA batteries (not included), and attach the detector. A unique feature alerts you to low battery levels, making battery replacement simple and ensuring your detector is