FIG. 1 is a perspective view of a lighting device showing our new design, as viewed from the top and one side.

FIG. 2 is a first side elevation view of the lighting device of FIG. 1.

FIG. 3 is a second side elevation view of the lighting device of FIG. 1.

FlG. 4 is a top plan view of the lighting device of FIG. 1.

FIG. 5 is a front elevation view of the lighting device of FIG. 1, the back being identical thereto.

FIG. 6 is a bottom plan view of the lighting device of FIG. 1; and,

FIG. 7 is a perspective view of the lighting device of FIG. 1 with the light heads tilted in opposite directions, as viewed from the top and one side.

The details shown in broken lines illustrate portions of the lighting device that form no part of the claimed design.