Hidden functions

While scrolling through hidden functions in my e320 2005, can any of you real techies have any idea what these 3 dots mean between the 2 numbers on the screen and what this block next to the 27 in the display. Regards all View attachment 2628655 View attachment 2628656

While scrolling through hidden functions in my e320 2005, can any of you real techies have any idea what these 3 dots mean between the 2 numbers on the screen and what this block next to the 27 in the display.

Regards all View attachment 2628655 View attachment 2628656

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