●Visualizing air quality with CO2 (carbon dioxide) as an indicator of ventilation ● Check the CO2 concentration at any time with your smartphone ● Alert notification when the measured value exceeds the set level ● List CO2 concentrations at multiple locations on Windows PC (Windows app can be downloaded from the product page) ● Concentration level is displayed by the main unit LED, and confirmation on the spot ● CSV of logs can be saved from the cloud ●High-precision PA (photoacoustic type) CO2 sensor ● Environmental advisor to visualize comfort zones and conditions ● Start measurement immediately with easy connection ● Multiple sensors can be registered in one app - Compatible with both wall mounting and horizontal placement ●Measurement items (CO2, temperature, humidity) ● Supported environment (Wi-Fi router is installed and the Internet can be used)