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

CVFRDD

Easy Calibration: Two calibration methods design, turn on the device and place it for 5~10 minutes, then press multi-function button three times for manual calibration and it will automatic calibration after 24 hours of power on. Parameters Setting: Support to set the PM2.5 & CO2 alarm value alarm sound temperature unit switching screen off function switching and screen off time setting in the pa Strong Heat Dissipation: Hundreds of ventilation holes reserved on the housing not only accelerate the convection between the air and the machine, thereby realizing effective detection, but also provide a fine heat dissipation effect. This product contains a distance sensor, in the dormant state (dormancy after 30 seconds without sensing, you can close this function in the APP) you can approach the product directly or beckon it in front of the product to wake up the screen. LCD Color Display: This air quality monitor with a lar LCD color display, it can automatically adjust the display brightness according to the surrounding brightness, so that the data is clearly visible and the screen is not harsh.