Cheap voltage meter for 2020 extrusion

Using these cheap $3 voltage meters, a simple addition to display current voltages. https://www.aliexpress.com/item/1005006503729514.html 

Has voron logo for color printing if required (if not, then don't split the stl when loaded into slicer).

To print the logo in color, the ‘back’ stl will need splitting to parts once loaded into slicer.

Two versions of the back part - one has larger holes for mounting plug connectors such as -https://www.aliexpress.com/item/1005005610836339.html