Portable Reading Light

FIG. 1 is a front, top, and right side perspective view of a portable reading light, showing my new design; FIG. 2 is a rear, bottom and left side perspective view thereof; FIG. 3 is a front view thereof; FIG. 4 is a rear view thereof; FIG. 5 is a left side view thereof; FIG. 6 is a right side view thereof; FIG. 7 is a top plan view thereof; FIG. 8 is a bottom plan view thereof; FIG. 9 is a front, top and right side perspective view in an alternate state of use; and, FIG. 10 is a rear, bottom and left side perspective view in an alternate state of use thereof. The broken lines shown in the drawings illustrate portions of the portable reading light that form no part of the claimed design.