HLW-100 5-in-1 Air Quality Monitor CO2 HCHO TVOC PM2.5 PM10 Gas Detector

Description

Check whether the instrument is in good condition before use. After the instrument is turned on, the data can be stabilized before it can be used for testing. After the TVOC detection of formaldehyde is turned on, it needs to be preheated for 120 seconds and the real-time detection data of PM2.5 PM10. Doors and windows need to be closed for indoor detection. Formaldehyde TVOC detection time is about 60 minutes, and small spaces such as cabinets and drawers are about 3-15 minutes.