The Netatmo Smart Weather Station lets you monitor the temperature bothj inside and outside of your house. The companion app of the smart weather station shows you basic information such as temperature, but also the humidity, ambient noise, and CO2 levels. With this package, you can measure the temperature and humidity both inside and outside of your house. For example: it tells you how hot it is in the living room, what the air quality is like, and how the weather is outside. With this knowledge, you can quickly gain an insight into your own living environment so you can improve the air quality in your home accordingly.