FIG. 1 is a front top perspective view of the beacon embodying my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof, the left side elevational view being a mirror image thereof; and,

FIG. 5 is a top plan view thereof.

The bottom view of the beacon is not claimed and does not form part of the claimed design.