The ornamental design for a panellight, as shown and described.
FIG. 1 is a front perspective view of a panel light of the present disclosure;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left-side elevational view thereof;
FIG. 6 is a right-side elevational view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
The shade lines shown in the drawings indicate the character and contour of surfaces represented and should not be confused with surface ornamentation.
The broken lines shown in the drawings depict portions of the panel light that form no part of the claimed design.