Temtop PMD 351 Aerosol Dust Monitor Handheld Air Quality Particle Counter PM1.0, PM2.5, PM4.0, PM10,TSP
Monitor the air quality is essential wherever you are. One way to test the air quality and guarantee your good health, safety and comfort is to use a portable particle counter. These instruments are able to test indoor air quality,...
Temtop PMD 331 Air Quality Handheld Particle Counter 7 Channels
Temtop PMD 331 is an innovative device can measure the 7 mass range simultaneously 0.3μm/ 0.5μm/ 0.7μm/ 1μm/ 2.5μm 5μm/ 10μm. With a TFT LCD large screen and seven front panel buttons making the device very easy to read and operate....