1. Flow rate--2.83L/Min (0.1CFM) 2. Size channels --0.3,0.5,1.0,2.,3.0,5.0um 3. Certification --CE 4. Portable( in hand) 1. Parameter Parameter\Model. Y09-6H3 LASER PARTICLE COUNTERY09-6H4 LASER PARTICLE COUNTERY09-6H6 LASER PARTICLE COUNTERSize channels 0.3,0.5,5um0.3,0.5,1,5um0.3,0.5,1,2,3,5umTest Pwriod21s,1min,10min1-10minData storage2561000Power supply DC8.4 V Power supply,or7. ...