The ornamental design for an arealight, as shown and described.
FIG. 1 is a right side perspective view of an area light, showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a front bottom perspective view thereof;
FIG. 9 is a rear top perspective view thereof; and,
FIG. 10 is a rear bottom perspective view thereof.
The broken lines showing the connection hardware for the area light are included for illustrative purposes only and form no part of the claimed design.