400 2000 ppm voc concentration sensor

{"cid":"91211450","title":"YJJ MiCS-VZ-89TE 125 MW VOC Concentration Sensor for Monitoring Range 400-2000 ppm and Refresh Output Frequency 1 Hz","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/a1\/bc\/8080b29a6c877a367504d3ec044c-200x200-1.jpg","attrs":{"Brand Name":"SGX","Model Number":"MiCS-VZ-89TE","Minimum Order Quantity":"1","Place of Origin":"Britain","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"1000","Detection Method":"Semiconductor gas sensor, detecting a wide range of VOCs","Monitoring Range":"400-2000 ppm equivalent CO2 0-1000 ppb isobutylene equivalent tVOCs","PWM Output":"Pin 1 : TTL output 30Hz +\/-1%, Range 5\u202695%, duty cycle 3.3V","I2C Output":"Pin 2 and 4 : Pull-up of 4.7 kOhms on master SDA and SCL","Response Time":"Equivalent to conventional NDIR-CO2 sensors","Refresh Output Frequency":"1 Hz"}}

{"cid":"91191786","title":"PID Sensor 0-100ppm Voc CH4 0.7W Single Gas Monitor","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/97\/7a\/1380f524867444dee29fd4a0e647-200x200-1.jpg","attrs":{"Price":"150-500USD","Brand Name":"EYESKY","Model Number":"ES30A","Minimum Order Quantity":"1 set","Delivery Time":"3-5 work days","Certification":"CE,FCC,SIL,ROSH","Place of Origin":"CHINA","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"1000 sets per year","Packaging Details":"carton packaging","Weight":"240g","Alarm type":"Sound and light","Measure range":"0-100ppm","Product name":"Portable Single Gas Detector"}}