EaseAir Indoor Air Quality Monitor – CO2, PM2.5, TVOC, Temp/Humidity *READ...

EASEAIR AIR QUALITY MONITOR INDOOR, PORTABLE TESTER FOR CO2, CO, PM2.5, PM10, HCHO, TVOC, TEMP & HUMI, E-INK DISPLAY WITH 3-COLOR EMOJI INDICATORS, WIFI APP CONTROL, AIR QUALITY METER FOR HOME/OFFICE. I Put used because it's open box and UNTESTED. I don't use it, I got it from merchandise pallet, it's clean and without battery. Please see photos for details. What you see that's what you will receive. UNTESTED.