Enables setting your License according to the Editions you purchased.
The License Manager is accessible from Administration > Configuration> License Manager once you installed the plugin.
Setting a License
Using the "Set new license" button, you can set a new License to enable or disable features in SonarQube.
The gauge is telling you the quantity of LOCs you are currently scanning and allows you to check if you are near the limit and if you need to purchase additional LOCs.
You check what are the features enabled thanks to the license you set.