The ornamental design for an electronic levelindicator, as shown and described.
FIG. 1 is a front elevational view of an electronic level indicator, as seen looking directly at the display face, showing my new design;
FIG. 2 is a top plan view thereof, the bottom plan view being identical;
FIG. 3 is a left side elevational view thereof, the elevation from the opposite side being identical; and,
FIG. 4 is a rear elevational view thereof.
There is a rectangular panel in the front of the product, with it's face in line and level with the face of the main body. A pictorial design is placed on the face of the panel (FIG. 1). A similar panel is on the back of the main body, showing a different design as shown in (FIG. 4).