AQM-396 Carbon Dioxide CO2 Monitor Wall Mount Indoor Air Quality Meter Temperature Humidity Tester Colored Large Screen Display with Alarm 400~5000PPM NDIR Sensor

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This air quality monitor is designed to measure and display key environmental parameters such as Carbon Dioxide (CO2) levels, temperature, and humidity in real time. A useful device for various applications, including ensuring the quality of indoor air in homes, offices, schools, and other environments to ensure that indoor air quality is within acceptable and healthy ranges.


  • Wide-colored screen display
  • Measured parameters: Carbon dioxide (CO2), temperature, humidity
  • Low battery indicator
  • Tabletop or hang on the wall
  • Adjustable LED brightness up to 6 levels
  • Adjustable CO2 alarm threshold
  • Alarm beep sound
  • Automatic calibration (24hrs turn on for the fisrt time)


  • Measuring range: 400~5000PPM
  • Atmospheric pressure: 86Kpa~106Kpa
  • Resolution: 1PPM
  • Detection method for CO2 (sensor): Infrared (NDIR)
  • Sampling time: 1.5 seconds
  • Detection temperature: -10~50°C
  • Relative humidity: 20~85%
  • Storage temperature: -10~60°C
  • Concentration unit for CO2: PPM
  • Alarm Threshold: 800ppm, 900ppm, 1000ppm, 1100ppm, 1200ppm, 1300ppm, 1400ppm, 1500ppm, 1600ppm, 1700ppm, 1800ppm, 1900ppm, 2000pppm
  • Power source: Lithium battery with 2000mAh capacity or 5V DC power charging via micro USB port
  • Weight: approx. 150gms
  • Dimension: 96 x 33mm

Set Includes:

  • 1 x CO2 Air Quality Monitor
  • 1 x Micro USB Charging Cable
  • 1 x English Instruction Manual
  • Standard Factory Packaging

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