This is a kind of quality air quality detector compact size lightweight and portable. Adopts high precise temperature and humidity sensors real-time detection automatic refresh data. Large LCD display you can see the electricity quantity CO2 value TVOC value HCHO value temperature and humidity cleay. Widely applications: agricultural planting greenhouse vegetables production warehouse material processing home interior business offices and etc..Features:The compact body design simple and fashionable appearance you can put into your pocket and use wherever you want.1.9inch clear definition color display 240*280 resolution the HCHO TVOC CO2 temperature and humidity are more intuitive and convenient to read.Equipped with high-precise semiconductor sensors accurately identify and capture different pollutants in the gases real-time HCHO TVOC CO2 gases concentration is more accurate.Adopts superior temperature and humidity sensors with fine interference resistance ability to ensures the accuracy of each indicator measurement with stable working performance and low power consumption.Built in high-sensitive intelligent for quickly air quality detection to ensure more accurate instrument detection.Equipped with air quality level division function 4 different colors of font correspond to different air quality levels allowing you to more accurately and more graphic know the current air conditions.Hundreds of ventilation holes reserved on the housing not only accelerate the convection between the air and the machine improve the air-flows passing rate to realize effective detection but also provide greater heat dissipation effect.Widely applications: agricultural planting greenhouse vegetables production warehouse material processing home interior business offices etc.Specifications:Name: Air Quality DetectorMaterial: ABSColor: black white (optional)Battery: 1 * 700mAh built-in battery (included)Display: 1.9inch color displayWorking voltage: 3.7VWarm up time: 35sData refresh rate: 2sDetection ranges: 0-9.999mg/m?Operation humidity: 0-95%RHWorking temperature: -10 to 50Charging mode: Type-C interfaceItem size: 50.6 * 85 * 17mm / 1.99 * 3.35 * 0.67inPackage size: 85 * 51 * 17mm / 3.35 * 2.01 * 0.67inPackage weight: 120g / 4.23ouncePacking List:1 * Air Quality Detector With LCD Screen Or Not:Yes Gas Type:CO2 DIY Supplies:ELECTRICAL Brand Name:meterk Origin:Mainland China Certification:CE