1.Test particles:0.3 μm,2.5μm,10μm.

2.Particle mass:PM2.5,PM 10

3.Light scource:laser diode

4.Flow rate: 500ml

5.Sampling time:35s

6.Testing method:density ( per Liter)

7.Power supply:Li-ion battery (7.4V/1000mAh)

8.Outoput :9V,1.5A

9.Working time:3hours

10.Dimension:201*92*36mm

11.Working condition: 5-45℃, ＜90%RH

12.Storage environment:5-45℃, ＜90%RH

13.Attachment:AC/DC adapter. Portable box.