To configure this module,
* go to the menu Point of Sale > Configuration > Point of Sale
* edit the point of sale for which you want to enable the LED:

* In the IotBox section, activate the option *LED Customer Display*,
* configure the format of your LED screen. (2 lines of 20 characters, by default)

* optionaly, you can customize the *Next customer* message and the *POS closed* message