Sound Carbon Monoxide Detector LED Digital Display CO Sensor Independent CO Gas Monitor Office

Label:Yes Detection gas: carbon monoxide Power supply: battery Powered, 2*AA batteries Alarm method: Scene alarm, sound+flash (auditory+visual) Package:1 pc Carbon Monoxide Detector Product Dimension: 9.6*9.6*3.1cm(3.78*3.78*1.22in) Style: Digital screen display Working environment: temperature 5~40℃, humidity20~90% Sensor type: electrochemistry Note: This product does not include batteries Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm(0.39-0.79in) measuring deviation due to manual measurement.