... suspended in air after a photosensitive area, ParameterY09-6LCD series laser airborne particle counter Dimension280 × 236 × 126mm3 (width × high × deep)DisplayLCD ... , class1000,class10000Operationg time8H(Battery 6H)Light life Long life laserdiode with 30000H MTTFData trorage 256 samplesAccessoriesIsokinetic probe, Sampling Tubing,Sampling stent ...