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
