CVFRDD Air Quality Meter 8in1 PM1.0 PM2.5 PM10 CO2 TVOC HCHO Temperature Humidity Tester LCD Screen Carbon Dioxide Detector

CVFRDD

1. 8in1 Air Quality Tester: This Air Quality Monitor is equipped with multiple sensors to accurately measure and display the concentration of PM1.0, PM2.5, PM10, CO2, TVOC, HCHO, temperature, and humidity simultaneously. 2. High Accurate Sensors: Our Air Quality Monitor utilizes high-precise NDIR infrared carbon dioxide sensor, particle sensor, semiconductor sensor, optical sensor, and distance sensor. 3. LCD Color Display: Featuring a lar LCD color display, this Air Quality Monitor provides clear visibility of data. The display brightness adjusts automatically according to the surrounding brightness, ensuring comfortable viewing without straining your eyes. 4. Sleep & Approach Wakeup: To conserve energy, the screen can automatically turn off after a period of inactivity. However, even when the screen is off, the sensor continues to transmit data to the cloud through . 5. You can manually calibrate by pressing the multi-function button three times, or it will automatically calibrate after 24 hours of power on.