laser scattering pm sensor with ttl uart

{"cid":"91211450","title":"PMST003 Laser Scattering PM Sensor TTL-UART Serial Output Built-in Fan","imgUrl":"https:\/\/img.chinax.com\/nimg\/80\/65\/52604c9cefdc0b4e942bdb819dd4-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Plantower","Model Number":"PMST003","Minimum Order Quantity":"1","Delivery Time":"3-5Workingdays","Packaging Details":"Standard Package","Supply Ability":"1000pcs\/Month","Minimum Resolvable Particle Size":"0.3 \u03bcm","Payment Terms":"L\/C, D\/A, D\/P, T\/T, ","PM2.5 Effective Range":"0\u20131000 \u03bcg\/m\u00b3","Place of Origin":"China","Detectable Particle Sizes":"0.3\u20131.0 \u03bcm, 1.0\u20132.5 \u03bcm, 2.5\u201310 \u03bcm","Measurement Principle":"Laser scattering"}}