The ornamental design for a portableelectricfan, as shown and described.
FIG. 1 is a perspective view of a portable electric fan showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a view identical to FIG. 1, and shown with the holder environment; and,
FIG. 9 is another perspective view thereof, but shown in an alternate position.
The broken lines in the drawings depict portions of the portable electric fan and environmental structure. None of the broken lines form part of the claimed design.