co2 pm2 5 hcho tvoc gas analyzer

{"cid":"91198828","title":"Indoor WiFi Air Quality Monitor HCHO TVOC CO2 PM2.5 PM10 PM1.0","imgUrl":"https:\/\/img.chinax.com\/nimg\/3c\/55\/a499727888574328543a811c1381-200x200-1.jpg","attrs":{"Price":"USD 30-80\/pcs","Brand Name":"HiYi","Model Number":"DM72B","Minimum Order Quantity":"1","Delivery Time":"3-7 days","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"100000 set\/month","Packaging Details":"alloy case","Gas":"HCHO TVOC CO2 PM2.5 PM10 PM1.0 Temperature","Display":"4.3\" LCD screen display","Sampling Time":"1.5 seconds","Battery capacity":"3000 mAh","Detection method for PM":"Laser Scattering","Temperature":"-10\u00b0C to 50\u00b0C","Relative Humidity":"20% - 85%","Size":"14.5* 7.8 * 9.8 cm","Weight":"0.15 Kg"}}

{"cid":"91189666","title":"Air Quality Monitor Test CO2 HCHO (Formaldehyde) TVOC Gas Detector Analyzer Meter With USB Charger","imgUrl":"https:\/\/img.chinax.com\/nimg\/91\/e0\/d9c6b366dbcdde5bc409ea5a5712-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"YuanTe","Model Number":"SKY2000","Minimum Order Quantity":"1 piece","Delivery Time":"3-5 working days","Certification":"CNEX,ISO9001,CE","Place of Origin":"China","Payment Terms":"Western Union, T\/T","Supply Ability":"100 pieces\/week","Packaging Details":"Aluminum Suitcase","Product Name":"Air Quality Monitor Detector","Test Gas":"CO2 HCHO TVOC etc","Charging Method":"USB Charger","Product Color":"Yellow","Sampling Type":"Pump","Product Package":"Aluminum Suitcase"}}