FIG. 1 is a front, right side, bottom perspective view of an electronic scale showing my new design; FIG. 2 is a front elevational view thereof; FIG. 3 is a rear elevational view thereof; FIG. 4 is a left side view thereof; FIG. 5 is a right side view thereof; FIG. 6 is a top plan view thereof; FIG. 7 is a bottom plan view thereof; and, FIG. 8 is an enlarged cross-sectional view thereof, taken along line 8-8 of FIG. 2 and taken at line 8′-8′ of FIG. 7.