HLW-100 LCD Digital Air Quality Monitor Meter Gas Analyzer Tester TVOC CO2 PM2.5
TVOC：12.50mg/m3. Product Model: HLW-100. • Wide range of uses, can be applied to the detection of carbon dioxide, formaldehyde, air quality, PM2.5, PM10. 1x Air quality detector. Display mode: LCD color screen digital display.