0 001mg m3 resolution dust concentration meter

{"cid":"91180449","title":"Portable Dust Measurement Instrument with 4G Transmission and 0.001mg\/m3 Resolution for 0.001mg\/m3 to 50mg\/m3 Range","imgUrl":"https:\/\/img.chinax.com\/nimg\/c5\/9a\/65ba0074fd63b729192451518c45-200x200-1.jpg","attrs":{"Brand Name":"topsky","Place of Origin":"china","Wave Length":"447nm;415nm","Warranty":"5 years","The Pixel Size":": approx 160 \u03bcm.","Noise":"less than 30db","Focus Range":"0.3m~","Vertical Adjustment":"0-30cm","Remote Size":"278*184*43mm","Hearing Device Size":"210*100*100mm","Neck Protector":"850m\/s","Model":"RXR-M80D","Alarm Type":"light sound and vibration","Beacher Size":"73*16*50cm","Magnify":"16times","Maximum Linear Speed":"\u22651.52m\/s, remote control stepless speed","Product Type":"Equipment"}}