Description
Features 1. HCHO (formaldehyde) detection 2. TVOC detection 3. PM2.5 dust detection 4. Temperature detection 5. Humidity detection 6. Built-in large capacity lithium battery 7. Time display 1）、Use environment *Atmospheric pressure:86Kpa-106Kpa *Relative humidity:20%-85% *Working temperature:0C-50℃ *Storage temperature:-20°C-50°C 2）、Formaldehyde technical index *Detection range:0.000-1.999mg/m *Resolution:0.001mg/m3 *Measurement principle:gas flow conduction detection 3）、TVOC technical indicators *Measurement range:0.000-9.999mg/m3 *Resolution:0.001mg/m, *Measurement principle:semiconductor 4）、PM2.5 technical indicators *Measurement range:0-999 ug/m, *Resolution:1ug/m, *Measurement principle:laser scattering 5）、Temperature and Humidity technical indicators *Measurement range:0-50°C *Humidity range:15-90%RH Packaging List 1* Main Device 1* User Manual 1* USB charging line
Features
- PM2.5 dust detection and Temperature detection
- Built-in large capacity lithium battery
- Time display
- Measurement range:0-50°C
- 【Warranty】:All Hengyuanyi products have 210 days warranty, if any problem please no hesitate to contact us, our kindly customer service will respond you timely and help you deal it, please shopping feel easy!