VW Golf MK7 battery state of charge check with instrument cluster

How to check battery state of charge (SoC) in Volkswagen Golf MK7 using the instrument cluster display. This feature lets you check the estimated charge level of your cars battery. As you can see in the video, even with readout SoC 0% car electronics are OK so I¬ sure what&the real value of this feature. Anyway I&letting you know how to access this function.