Portable Air Quality Monitor Indoor CO2 Detector 5 in 1 Formaldehyde HCHO TVOC Tester LCD Temperature Humidity

[5 In 1] The air quality monitor can detect the carbon dioxide, temperature, humidity, HCHO, TVOC at the same time. It can quickly measuring and obtaining a relatively stable measurement value. [Rechargeable Battery] This CO2 detector has a built-in 2000mAh rechargeable battery which can last for many hours. It can be charged by the USB cable we provide, and you can check the air quality from anywhere. [Large Color Screen] This carbon dioxide detector with large color display, which is clear and easy to read. The color will change according to the CO2 content, and remind you of environmental safety through color changes. [Easy To Use & Carry] No calibration required, turn on the air quality monitor and it will detect the CO2 automatically. The palm-sized about 90 x 70 x 35mm/3.54 x 2.8 x 1.4 inches makes the CO2 detector easy to carry. [Wide Application] The air quality monitor is widely used for agricultural planting, greenhouse vegetables, production warehouse, raw material processing, home interior, office, car, school, hotel, campground and other environments.

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