high precision gas sensor

{"cid":"91199506","title":"HT58PRO Gas Leak Detector Gas High Precision Gas Sensor Sensitive Sensor Portable Combustible Gas Detector","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/ce\/31\/d032e1b4108ea052b0ebc364662d-200x200-1.jpg","attrs":{"Brand Name":"HABOTEST","Model Number":"HT58PRO","Minimum Order Quantity":"1-1000pcs","Delivery Time":"35~40 days","Certification":"CE","Place of Origin":"Guangdong,China","Payment Terms":"L\/C, T\/T","Display":"LCD","Flash light":"yes","Low battery indication":"yes","Buzzer alert":"yes","Charging function":"yes","Weight":"Approx.131g","QTY":"50pcs"}}

{"cid":"91189666","title":"High Precision Gas Sensor Portable Detector with Pump Suction and 100h Operating Time","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/8e\/16\/5bc667a51099265ac2c69ea46d80-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"SAFEGAS","Model Number":"SKY2000","Minimum Order Quantity":"1","Delivery Time":"3 work days","Certification":"ATEX\/EMC","Place of Origin":"China","Payment Terms":"T\/T, Western Union","Supply Ability":"300 pieces per month","Packaging Details":"Carton(34*24*14cm)","Gas Detected":"odor","Measure range":"0-999\uff08ou\uff09","Detection principle":"semiconductor","Sampling Method":"Suck with pump","Alarm mode":"Sound, light, vibration alarm","Resolution":"1","Protection Grade":"IP66","Operating time":"100h\uff08with pump off\uff09","Weight":"0.3kg","Temperature":"-20\u2103 to 50\u2103","Humidity":"0 to 90%RH"}}