Giới thiệu Máy đo chất lượng không khí carbon Dioxide kỹ thuật số 100% hàng mới và chất lượng cao

Feature:

-Color: white, black (optional)
-100% brand new and high quality
-Made of high-quality materials, durable
-5 in 1 Portable Digital Carbon Dioxide USB Charging Multifunctional Air HCHO Detector Gas Analyzer Temperature and Humidity Quality Monitoring Tool
feature:
-Carbon dioxide detector: Intelligent CO2 value tester, gas analyzer, air semiconductor TVOC sensor, air quality temperature and humidity, air carbon dioxide, formaldehyde and volatile substance content monitoring.
-High-quality air quality detector, using high-quality electrochemical detection module, with good accuracy, stable performance, strong anti-interference ability, and low power consumption.
-Long service life, accurate CO2 detection.
-Adopt high-quality electrochemical detection module, with good accuracy, stable performance, strong anti-interference ability and low power consumption.
-The product does not need to be calibrated, it can be tested after booting, and it can accurately detect CO2.
-The large screen displays power, CO2 value, temperature and humidity.
-Equipped with a large screen, different font colors display different air quality, green 400-450ppm, blue 451-700ppm, purple 701-1000ppm, yellow 1001-2000ppm, red 2001-5000ppm.
-Hundreds of ventilation holes on the back not only accelerate the convection between the air and the machine, so as to achieve effective inspection, but also provide good heat dissipation.


Product parameters:

-Screen size: 2.8 inches
-Screen type: TFT-LCD
-Screen material: glass
-Material: ABS
-Color: black, white
-Screen resolution: 240*240
-Net weight 5 in 1: Net weight is about 120g
-Response time:
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