Join provides information about the threats to our environment that have a negative impact on human health. The Wi-Fii transmission and stable form makes Join an autonomous diagnostic unit whose interface is the telephone. If the device is not working, it is in standby mode. When there is a need to charge the device, we get a notification on the phone. 
When it’s charged and ready to go, we’ll also get information. Depending on the measurement data the device has collected for a day such recommendations, the application passes to the user for up to several hours (personalization possible).
