In many cities, they have pollution so need to verify quality.
An ideal multi-function testing tool to monitor the air quality, a safeguard for family health If you worried about the air quality around you or your children. If exceed standard, prompt alarm !
Test range : CO2+ HCHO+TVOC -TFT LCD screen display -320*240 pixels -It can be used in office, indoor and fitment pollution detection -24 hours real time monitoring -Power supply:Built in Li-battery 2200mAh -Material : ABS with TFT Screen -Color:white / black -Size : 101*100*60 mm -Detection data range:
CO2 : 0-5000 ppm HCHO(0.001-1.999Mg/M3) TVOC(0.001-9.999Mg/M3)
Standard Accessories : -Main device -USB Charging cable -User Manual