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  1. Carbon Dioxide Detector, 4-in-1 Air Quality Detector Indoor CO2 Meter Digital.

    eBay

  2. Carbon Dioxide Detector CO2 Smart Digital Meter Indoor Humidity Sensor Tester

    Large backlit LCD display, you can clearly see the amount of electricity, CO2, TVOC, HCHO, temperature and humidity. Sensor: NDIR infrared carbon dioxide sensor / semiconductor sensor. 1x Air Quality Detector.

    eBay

  3. Carbon Dioxide Detector CO2 Smart Digital Meter Indoor Humidity Sensor Tester

    Large backlit LCD display, you can clearly see the amount of electricity, CO2, TVOC, HCHO, temperature and humidity. Sensor: NDIR infrared carbon dioxide sensor / semiconductor sensor. 1x Air Quality Detector.

    eBay

  4. Carbon Dioxide Detector CO2 Smart Digital Meter Air Quality Monitor

    0 ~ 0.6 mg/m³ (HCHO formaldehyde). Large backlit LCD display, you can clearly see the amount of electricity, CO2, TVOC, HCHO, temperature and humidity. Sensor: NDIR infrared carbon dioxide sensor / semiconductor sensor.

    eBay

  5. Carbon Dioxide Detector M8

    Carbon Dioxide Detector M8. This is new. Dispatched by yodel

    eBay

  6. 5-in-1 CO2 TVOC Air Quality Meter Tester Semiconductor Carbon Dioxide Detector

    Large backlit LCD display, you can clearly see the amount of electricity, CO2, TVOC, HCHO, temperature and humidity. 0 ~ 2.0 mg/m³ (TVOC). 0 ~ 0.6 mg/m³ (HCHO formaldehyde). Sensor: NDIR infrared carbon dioxide sensor / semiconductor sensor.

    eBay

  7. CO2 Detector WiFi NDIR Carbon Dioxide Meter Indoor Air Quality Monitor with APP

    NDIR Sensor Technology. NDIR sensor. NDIR CO₂ Sensor (>10-year lifespan). CO2 sensor type. CO2 detective range. Displayed CO2 resolution. CO2 detective accuracy. CO2 conformity accuracy.

    eBay

  8. Ubibot CO2 Monitor Detector Indoor Air Quality Probe Carbon Dioxide 9999 ppm

    Resolution: 0.1 ppm, Accuracy: +/- 10%. Wireless monitoring: This probe should to be connected to our GS1 device for data transmisson. Alarm Audible. SMS, voice call, IFTTT.

    eBay

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