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

Features:
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.