Detectable gas : CO,Carbon Monoxide Alarm mode : Scene alarm, sound + flash (auditory + visual) Power Source : AC110V~250V Sensor Type: Electrochemical Working environment: Temperature 5~40℃, humidity 20~90% Product Dimensions: 6.8x10x5cm (75g) Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage: AC100-240V Colour:White Material:plastic Package Contents: 1 x Carbon Monoxide Detector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.