5 in 1 Air Quality Monitor, Multifunction CO2 TVOC HCHO Temperature Humidity Detector with LCD Color Display and Alarm,

1. [5 in 1 Detection] This air quality monitor provides comprehensive detection of CO2, TVOC, HCHO, humidity and temperature, ensuring accurate assessment of indoor air quality.

2. [Dual Channel Temperature Measurement] This air quality tester provides accurate temperature readings on two channels, allowing precise monitoring of temperature deviations.

3. [Improved air circulation] The air detector has side and rear openings to promote air convection for more accurate detection of air quality.

4. [USB Charging] With USB charging, this air quality tester is easy to power and use, allowing continuous monitoring without frequent battery replacement.

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