Purchase Qty. Reference FOB Price
10-99 Pieces US$95.00
100-499 Pieces US$90.00
500-999 Pieces US$80.00
1,000+ Pieces US$72.00
Product Description
DM502-o3 intelligent sensor portable digital ozone detector for indoor air quality monitor O3 gas analyzer tester. Features: Laser sensor for PM2.5 to detect dust Smog. Electrochemistry sensor for O3. Semiconductor sensor for TVOC. Temperature and Humidity sensor. AQI for Integrated air ...