Lighting Device

FIG. 1 is a front left upper perspective view of a lighting device showing my new design;

FIG. 2 is a rear right lower perspective view thereof;

FIG. 3 is a front side elevational view thereof;

FIG. 4 is a rear side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings illustrate environmental features and form no part of the claimed design.