erv hrv with co2 sensor

{"cid":"91223798","title":"Holtop Wall Mounted Residential ERV HRV for Indoor Outdoor Air Exchange and Filtration with CO2 Sensor","imgUrl":"https:\/\/img.chinax.com\/nimg\/02\/1b\/645c05d47540739ce2afc16c5456-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Holtop","Model Number":"ERVQ-B150-1B1(H02)","Minimum Order Quantity":"1pc","Delivery Time":"Two weeks","Suitable room size (m2)":"20 \u2013 45","Model":"ERVQ-B150-1B1(H02)","Dimension (mm)":"450*155*660","Airflow (m3\/h)":"150","Payment Terms":"TT","Filtration mode":"Pm2.5 purify \/ Deep purify \/ Ultra purify","Operational Mode":"Manual \/ Auto \/ Timer","Control":"Touch screen panel \/ Remote control","Speed":"DC \/ 8 speed","Input power (W)":"35","Place of Origin":"Beijing,China","Weight (kg)":"10","Noise dB(A)":"23 \u2013 36","Temperature\u00a0efficiency\u00a0(%)":"82","Certification":"CE","Supply Ability":"200000 units per year","Air quality display":"CO2 \/ Temp & R.H","Packaging Details":"box","Filtration efficiency\u00a0(%)":"99% HEPA"}}

{"cid":"91225759","title":"ERV\/ HRV Heat Recovery Ventilation System LCD Color Screen Smart Controller Fresh Air Exchanger Fan Speed Controller","imgUrl":"https:\/\/img.chinax.com\/nimg\/06\/14\/faa597b51053fb50e453a13ba5e8-200x200-1.jpg","attrs":{"Price":"US$119","Brand Name":"OEM or neutral (no brand)","Model Number":"G7 MIPI","Minimum Order Quantity":"1","Delivery Time":"2-3 weeks","Payment Terms":"T\/T","Built in sensors":"VOC+PM2.5+CO2+Temperature+Humidity","Resolution":"1024*600","Suitable for fans":"AC\/EC\/DC fan motors","Supply Ability":"100000pcs","Shell color":"Dark gray","Place of Origin":"Guangdong, China","Certification":"CE, RoHS","Product name":"Fresh air ventilator controller","Screen size":"6.9 inch"}}