The ornamental design for a ledlightunit, as shown and described.
FIG. 1 is a front perspective view of a LED light unit according to the present invention mounted to a pole of a stand with first and second LED lights of the LED light unit shown in a substantially upright position;
FIG. 2 is a front perspective view of the LED light unit mounted to the pole with first and second LED lights of the LED light unit shown in a bent position;
FIG. 3 is a rear perspective view of the LED light unit mounted to the pole with first and second LED lights of the LED light unit shown in a bent position;
FIG. 4 is a front perspective view of the LED light unit;
FIG. 5 is a rear perspective view thereof;
FIG. 6 is a left side perspective view thereof;
FIG. 7 is a right side perspective view thereof;
FIG. 8 is a top perspective view thereof; and,
FIG. 9 is a bottom perspective view thereof.
The broken lines showing a pole is environmental and forms no part of the claimed design.