1. Air flow : 2.83L/min( 0.1CFM) 2. Size channels : 0.3,0.5,1.0,3.0, ... .0um 3.Flow rate indicate Y09-6E laser particle counter(2.83L/min) Parameter/modelY09-6E laser particle counter Dimensions205 * 280 ... .7,1,2,3,5, (um)Flow rate2.83L/min(0.1cfm)Test Period1min, 2min, 3min, 10minZero count ≤ 20minprinterBuilt-in thermal printer to ...