[5 In 1 Detection]:This Air Quality Meter combines the detection of temperature,humidity, CO2 concentration,formaldehyde concentration,and into a unit for comprehensive indoor air quality detecting [High Accuracy Sensor]:The Air Quality Meter is equipped with a high accuracy sensor for accurate and reliable measurements,providing users with real and comprehensive air quality data [Real Time Display]:The air quality meter features a clear and easy to read display that shows real time detection data,allowing users to keep track of indoor air conditions at all times [Carbon Concentration Warning]:The 5 in 1 Air Quality Meter will sound an alarm when the carbon concentration exceeds the standard level to remind users to ventilate and ensure health [Material]:The Multifunctional Teater is made of plastic material,which is sturdy and can be used for a long time, Weight: 0.40124131684 pounds, Manufacturer: PIXZCSA