ET221-9 :: Air quality monitor multi-parameter - مقياس عناصر الهواء متعدد القياسات 9*1

* Reads: Air quality parameters 
* Measuring range: 
- HCHO: 0-9.999mg/m ³
- TVOC: 0-9.999mg/m ³
- TEMP: 0-70 ℃
- HUMI: 0-99% RH
- CO2: 400-5000PPM
- CO: 0-5000PPM
- PM2.5:0-999ug/m ³
- PM10:0-999ug/m ³
- AQI: 0-999.

* Supplies with: Battery
* Size: 179 × 7 × 3 cm 
* Rechargeable battery
* Power cable ( Micro )
* Warranty: 6 months ( Industrial defects )
* Gywjioy brand