0.3 – 55 µm @ 0.1 CFM (Large Particles)

The Particles Plus 8506-20 Handheld Particle Counter measures 0.5 to 55.0 μm

with a flow rate of 0.1 CFM (2.83 LPM).

Can display up to 6 user-selectable particle size channels as well as temperature and humidity data.