Portable Led Display Laser Dust Particle Counter With Printing Function PM2.5 qp

Grain size channel. Laser light source. Temperature10~ 35℃ relative temperature: 20~75%RH. Sampling capacity. 0.3 0.5 1.0 3.0 5.0 10.0( μm ) six grade. The dust content of testing air range. Clean-down capacity.

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