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  1. Spactz 5-In-1 Tuya Bluetooth Co2 Detector Monitor Smart Home Co2 Co Humidity Temperature Pressure Sensor Real-Time Detection Size 1

  2. 3 IN 1 Portable LCD CO2 Meter Air Quality Carbon Dioxide Detector Tester Monitor

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  3. Goyojo Co2 Detector, Co2 Monitor Support App-48H Real-Time Monitoring, Indoor Air Quality Monitor With Hazard Assessment, Co2 Alarm, Power Display, Sms

  4. 9 in 1 Air Quality Monitor CO2 HCHO TVOC PM2.5 Meter Detector Alarm Tester NEW

    High Accuracy: Using air semiconductor sensor, infrared PM2.5 sensor and electrochemical sensor, plus high-performance chip, detection is more accurate, higher accuracy, and the accuracy can reach 1PPM.

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  5. Hcscfish Portable Co2 Detector 3 In 1 Air Quality Monitor Temperature Humidity Sensor Tester Bedroom Car Indoor Carbon Dioxide Monitor 3In

  6. Portable Carbon Dioxide Detector Digital Temp Humidity CO2 Meter (Black)

    When the concentration is between 400-800, a green band is displayed. When it exceeds 5000ppm, it may cause suffocation or even death. Color screen: display current CO2 data, temperature and humidity data.

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  7. Air Quality Meter WiFi CO2 TVOC HCHO Temp Humid Detector For Home Office .

    Advanced infrared(NDIR) sensor technology is used to detect CO2, and electrochemical sensors to detect HCHO and TVOC. Compared with ordinary sensors, it is more sensitive, more accurate and more stable.

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  8. 3 IN 1 Portable LCD CO2 Meter Air Quality Carbon Dioxide Detector Tester Monitor

    eBay

  9. Engine CO2 Leak Detector Tool | Petrol Diesel Cylinder Combustion Tester Kit

    🔧 Professional Combustion Leak Tester Kit – Designed to detect combustion gas leaks from cylinder head gaskets, cracked blocks, or warped heads in petrol and diesel engines. 💨 Color Change Detection Fluid – Includes test fluid that changes color from blue to yellow if combustion gases are present in the coolant, providing instant visual results.

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  10. WiFi Air Quality Monitor Formaldehyde CO2 Detector Temp Compatible IOS Mobile

    ☀️It displays the detection temperature, humidity, TVOC, CO2 and HCHO formaldehyde for you. Innenraum Luftqualitätsmonitor Bluetooth APP Formaldehyd TVOC CO2 HCHO Luftdetek. CO2 Technology: Infrared.

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  11. Co2 Air Quality Monitor Indoor Carbon Dioxide Detector TEMP&Humidity Meter Y7G5

    Carbon dioxide detector: adopts good quality detection module, with good accuracy, stable performance and strong interference protective ability. Low consumption and long service life. The large screen displays power, CO2, temperature and humidity.

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