co sensor 1.Battery Powered co detector 2.Test/Hush,3LEDS 3.Fault signal warning ... 4.Electrochemical NEMOTO sensor co sensor is used to detector carbon monoxide(CO).Features:1.Sensor Type: Electrochemical;2 ... gas detection and air quality related products, our main products cover smoke detectors (smoke alarm), heat detectors (heat alarm), carbon monoxide detectors (CO alarm), gas detectors (gas alarm ...