Household Air Quality Detector PM2.5 HCHO Tester with

This is a kind of fine quality air quality detector which is adopt professional electrochemical sensing module high accuracy stable performance antijamming ability low consumption and can provides long service time. Multi-functional formaldehyde and PM2.5 dual detection. Large screen display to shows the electricity quantity PM2.5 HCHO temperature and humidity. You can have a try.Features:Compact in size lightweight and portable easy to take out and carry around with you.Built-in 2500mAh large capacity lithium battery easy to charge it with USB cable.Uses professional electrochemical sensing module high accuracy stable performance antijamming ability low consumption and can provides long service time.This product is do not need to calibrate power-up to test.Multi-functional formaldehyde and PM2.5 dual detection.Large screen display to shows the electricity quantity PM2.5 HCHO temperature and humidity.Equipped with large display different font color shows different air quality green-not exceeded-nice air quality blue-light and moderate exceeded-light and moderate pollution red-severely exceeded-serious.324 vents on the back not only speed up the convection between air and machine to get effective detection but also provides fine heat radiation effect.Note:The electrochemical sensing module it is easy to be interfered by other gases such as kitchen cooking wine vinegar perfume toilet water skin care products and acidic fruits.Specifications:Name: Air Quality DetectorModel: Air01Material: ABSColor: whiteBattery capacity: 3.7V 2500mAh lithium battery (included)Charge mode: DC5V micro-USBCharge time: 1hTest temperature: -20? to 40?Test humidity: 20-90%RHCorresponding time: ?1sItem size: 120 * 60 * 26mm / 4.72 * 2.36 * 1.02inItem weight: 142g / 5.01oncePackage size: 172 * 95 * 36mm / 6.77 * 3.74 * 1.42inPackage weight: 253g / 8.92ouncePacking List:1 * Air Quality Detector1 * Data Line1 * Guideline