Household Air Quality Detector Tester HCHO TVOC Tester LED Screen 3D Convection Monitor

Features:Independent sensor for detecting HCHO, TVOC, and AQI. Compensate the calibration while reducing interference, ensuring the accuracy of each data.3D convection vents for real-time circulating convection of air and more accurate detection.2.8inches HD large display screen, the data is clear at a glance.When the pollution index exceeds the standard, it can remind the user in the corresponding display area.Rating evaluation for a more intuitive analysis of air quality index.Recharged by a UBS cable.Compact and portable, with a wide range of inspections. Suitable for home, office, school and other places as well as in the car.Specifications:Color: WhiteDimensions: 15068mm / 5.92.7Voltage: 2.5~3.2VDisplay mode: LED digital displayTest items: Formaldehyde and TVOC (including benzene)Detection principle: Semiconductor sensorDetection range: 0.000~2.888mg/m (formaldehyde); 0.000~9.999mg/m (TVOC)Concentration unit: mg/mBattery: 1200mAh Li-ion batteryPackage included:1 x Air Detector1 x USB Cable