US D544128 S1
The ornamental design of the downlight lamp, as shown and described.
FIG. 1 is a perspective view from below of my new downlight lamp design;
FIG. 2 is a perspective view from above thereof;
FIG. 3 is a front elevation view thereof, the rear elevation view being specular;
FIG. 4 is a bottom view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a right side view thereof; and,
FIG. 7 is a left side view thereof.