Carbon Monoxide Detector EN50291
Green LED: flashes every 30 seconds, which means the device is working properly. When is detected dangerous levels of carbon monoxide red LED will pulse and will sound 4 - and beeps, then 5 seconds of silence, and then all again. This cycle will continue until the device is reset or the CO disappear.
|operating temperature||-20 - 55 degrees Celsius|
|power||3 x 1.5V AA batteries|