HAZDUST DS-2.5 塵サンプラー (0-6 LPM)

PM-1.0, PM-2.5, PM-10 and TSP  (total suspended particulates)
Uses standard 47mm filter media 
AC/DC power sources with low battery indicator 
Programmable 7-day, 24 hour timer 
10,000 continuous hour diaphragm pump 
 Elapsed time indicator 
 Variable flow adjustment 0-6 LPM  
Weather Proof Construction 
Weight: 15lbs with battery
Dimensions: 12x14.5x9 in.

Datasheet