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

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). TEST BUTTON: regularly (at least once a month) test your detector to make sure you are well protected. 10-YEAR SENSOR: this detector has a lifespan of 10 years. An indicator (audible and visual) alerts you when it reaches the end of its life. BATTERIES INCLUDED: 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. EASY INSTALLATION: necessary mounting hardware is included. Install one CO detector per floor, in rooms (or near these rooms) where there are combustion appliances and near bedrooms. Make sure the 85 dB alarm is audible to all.