US D539886 S1
FIG. 1 is a front perspective view of the air cooling device;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a right side elevation view of the air cooling device with the left side being a mirror image thereof;
FIG. 6 is a front elevation view thereof; and,
FIG. 7 is a rear elevation view thereof.
The broken lines showing environment in the drawings are for illustrative purposes only and form no part of the claimed design.