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Air Quality Monitor CO2 Detector Thermometer and Hygrometer 4.3 Inch Digital LCD Display

Air Quality Monitor CO2 Detector Thermometer and Hygrometer 4.3 Inch Digital LCD Display

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Three-in-one air quality detector, accurate real-time detection of CO2 (carbon dioxide) concentration, temperature, and humidity, and display the date and current time of the day. Indoor environments with high CO2 concentration, high temperature, and low humidity can cause bad symptoms such as fatigue and lack of concentration. This is an air quality detector worth having.

• The three measurement items are CO2, temperature, and humidity.
• This air quality detector, combined with an infrared (NDIR) sensor and a built-in fan, can monitor CO2 (carbon dioxide) concentration, temperature, and humidity in real-time, and display real-time data on the LCD screen, and there is a CO2 table that records data for a period of time.
• 4.3-inch color liquid crystal display (LCD), 320x240 pixels, 24 hours of real-time monitoring.
• This air quality detector is small in size, light in weight, and easy to carry. It has a built-in rechargeable large-capacity 2000mAh lithium battery. When the battery is low, there is a low battery warning. Comes with 5V Micro USB, which can be charged in real-time.
• The onboard fan can suck in the surrounding air to achieve more accurate real-time measurement.
• It has a wide range of uses, such as residences, offices, hotels, hospitals, laboratories, theaters, indoor stadiums, high-rise buildings, etc.

Material: metal+ABS
Color: black
Model: DM72C
Display method: 4.3" LCD screen display, 320x240 pixels
Measurement items: CO2, temperature, humidity
Atmospheric pressure: 86Kpa-106Kpa
CO2 technology: infrared (NDIR)
Temperature and humidity technology: temperature and humidity sensor
Detection range:
CO2: 0-5000ppm
Sampling time: 1.5 seconds
Detection temperature: -10℃ to 50℃ / 14℉ to 122℉
Relative humidity: 20%-85%
Storage temperature: -10℃ to 60℃ / 14℉ to 140℉
Battery: 1 * lithium battery, 2000mAh (included)
Power source: 5V DC power charging via micro USB port
Item size: 145 * 97.2 * 78mm / 5.7 * 3.8 * 3.1in
Item weight: 225g / 7.9ounce
Package size: 150 * 110 * 80mm / 5.9 * 4.3 * 3.1in
Package weight: 480g / 1.1lb

Packing List:
1 * Three-in-one Air Quality Detector
1 * Charging Cable
1 * User Manual


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Customer Reviews

Average Rating:


based on 6 Customer Reviews

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  • By h***y

    November 29, 2020

    I am not interested in buying cheaper things,This tester is excellent. So far,it suits my needs very well.

    Is this helpful? (0) (0)

  • By f***t

    November 18, 2020

    Not as perfect as I thought,but temperature detection is accurate.

    Is this helpful? (0) (0)

  • By j***a

    October 30, 2020

    I am satisfied with this air quality tester,the price is reasonable,and the goods are intact.

    Is this helpful? (0) (0)

  • By t***r

    October 8, 2020

    I like the very rugged and durable manufacturing quality.All in all, it is an excellent CO2 detector.

    Is this helpful? (0) (0)

  • By b***e

    September 22, 2020

    The instrument is easy to understand,can respond to changes in temperature and carbon dioxide concentration.

    Is this helpful? (0) (0)

  • By h***d

    October 16, 2020

    The price is a bit expensive and the delivery is slow,I waited for a month.

    Is this helpful? (0) (0)

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