1. Material: ABS
2. Display mode: digital tube display
3. Atmospheric pressure: 86Kpa - 106Kpa
4. Detection method of PM: laser scattering
5. Sampling time: 1.5 seconds
6. Detection of PM2.5: 0-999 ug/cubic meter
7. Detection temperature: -10 to 50 degrees celsius
8. Relative humidity: 20 percent to 85 percent
9. Storage temperature: -10 degrees celsius to 60 degrees celsius
10. Power supply: 1000mAh lithium battery
11. Power supply: 5V DC power charging via USB port
12. Combined with dust air sensor and built-in fan, it can monitor PM2.5, temperature and humidity in real time on digital LCD display
13. Product weight: 168 grams
14. Product size: 100x95x47mm