The ornamental design for an umbrellalight, as shown and described.
FIG. 1 is a perspective view of umbrella light, showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left-side view thereof;
FIG. 5 is a right-side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof; and
FIG. 8 is a bottom perspective view thereof; and,
FIG. 9 is a front view thereof, showing the umbrella light in the open position.
The claimed umbrella light are an illumination apparatus to be clipped and set on umbrella ribs for supplementing light to an object through reflection of umbrella cover.