Folding Handheld Fan

FIG. 1 is a front, right perspective view of the folding handheld fan; FIG. 2 is a rear, left perspective view thereof; FIG. 3 is a front view thereof; FIG. 4 is a rear view thereof; FIG. 5 is a left view thereof; FIG. 6 is a right view thereof; FIG. 7 is a top view thereof; FIG. 8 is a bottom view thereof; and, FIG. 9 is a front, right perspective view of FIG. 1 with the fan folded. The broken lines shown in the drawings depict portions of the folding handheld fan that form no part of the claimed design.