Labtron Handheld Dust Meter is an advanced air quality analyzer that detects PM 1.0, PM 2.5, and PM 10.0 particles with high precision and concentration limits up to 1000 µg/m3 . It features a 6-channel count mode, an LCD screen, 8 hours of battery life, and ample data storage. Export data via USB in text, Excel, or PDF formats using free software.