The mirrored scale makes it easier to read the instrument to a given accuracy by enabling the user to avoid parallax errors.
All hardware is nickel-plated brass.
The front panel has a window cut into it to view th emeter face. The meter has a mirrored scale. There are two Bakelite binding posts on the left side of the instrument's case, and a momentary contact switch with a vulcanite button on the lower right side of the front. One of the rubber feet is missing from the bottom.