Smartwares FGA-13051 Carbon Monoxide Detector, 10 Year Sensor, Test Button, Batteries included

An effective protection against carbon monoxide (CO), this detector, with a range of between 20 and 40 m2, is equipped with an electrochemical sensor capable of detecting CO in the air even in small quantities (30 ppm minimum). This product ensures the safety of you and your family by giving you the alarm when needed. This detector has a lifespan of 10 years. An indicator (audible and visual) alerts you when it reaches the end of its life. This carbon monoxide detector is powered by 3 included, replaceable AA batteries. A light and beep will let you know it's time to change them. It is easy to install and the necessary mounting hardware is included. Install one CO detector per floor, near your combustion appliances and near bedrooms. Make sure the 85 dB alarm is audible to all.