Status Digital Carbon Monoxide Detector This electromechanical CO detector is suitable for use in buildings fitted with gas appliances e.g. boilers or fireplaces. This life-saving device alerts the user and others nearby to the presence of deadly carbon monoxide gas. The battery-powered alarm incorporates an LCD display screen which constantly shows the current CO levels and ambient temperature readings. This reader also has a memory function so it will record when CO emissions peaked in the last 24h. On the device, the LED status indicators will illuminate green for when the device is on, amber for when there is a fault & red when the alarm activates. The 3XAADCMA4 will remain activated in the event of a power cut due to it being battery powered ensuring your safety 24/7. Main Features: Battery operated with 3 x AA batteries (included) Provides early warning of the presence of CO in your home LCD display Low battery warning. Test button Technical Dat