6-IN-1 Indoor Air Quality Monitor: CO2, TVOC, PM2.5, PM1.0, Temperature, Humidity O2 Detector the ​Multi-Function Outdoor Sensor is

the ​Multi-Function Outdoor Sensor is a rugged

which meet major risk management requirement for various outdoor activities

4GHzWi-Fi to avoid drop off from jammed 2

CO2) absorb infrared rays at specific wavelengths

6-IN-1 Indoor Air Quality Monitor: CO2, TVOC, PM2.5, PM1.0, Temperature, Humidity O2 Detector the ​Multi-Function Outdoor Sensor is6 Sensors In 1: Measures indoor air quality parameters of CO2, TVOC, PM1. 0, PM2. 5, Temperature, and Humidity Easy to Read Large Backlight Display: The easy to read 7 display helps you stay informed by indicating the indoor air quality levels, and displaying the devices status Backlight Display: Three modes of backlight, OFF Dim Standard, considerately designed to adjust different backlight environment by pressing SET button App Real time Updates: