Portable Carbon Dioxide Detector Air Quality Tester CO2 Meter Thermometer Hygrometer Detector

Integrated detection with CO2\/Temperature\/HumidityAuto calibrationExceeding Alarming with auto detection and auto measuringAlarm sound can be turned off \/ on by hand operationScreen brightness can be adjusted by handMini size very smartPlease note: the physical slightly color or difference, does not affect the use, please do not mind, thank you!This product is a MINI carbon dioxide detector, which can detect carbon dioxideTemperature and humidity display and intuitive carbon dioxide alarm function displayTemperature:CelciusDifferent colors different concentrations of carbon dioxideIt can be monitored 24 hours a dayIt has a lithium-ion battery and can be recharged from USBColour:WhiteMaterial:plasticPackage Contents:1 x carbon dioxide detectorOnly 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.