FIG. 1 is a perspective view of a built-in lighting apparatus in accordance with my new design;
FIG. 2 is a top view thereof;
FIG. 3 is a perspective view of the built-in lighting apparatus of FIG. 1, installed in a ceiling or wall;
FIG. 4 is a front view thereof, rear, left side and right side views being identical; and,
FIG. 5 is a bottom view thereof.