FIG. 1 is a front, top, and left-side view of an LED lighting unit that has the design.
FIG. 2 is a back elevation view of the LED lighting unit.
FIG. 3 is a left elevation view of the LED lighting unit.
FIG. 4 is a top plan view of the LED lighting unit.
FIG. 5 is a right elevation view of the LED lighting unit.
FIG. 6 is a front elevation view of the LED lighting unit; and,
FIG. 7 is a bottom plan view of the LED lighting unit.
Any part of the LED lighting unit that might not be clearly disclosed in the figures is not part of the claimed design.