The ornamental design for a waterproofledactioncameralight, substantially as shown and described.
FIG. 1 is a front left perspective view of a waterproof LED action camera light according to our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a rear view thereof; and,
FIG. 7 is a bottom plan view thereof.
That which is depicted in solid lines in the drawings represents the claimed design. The elements depicted in broken lines in FIGS. 3 and 6 depict portions of the waterproof LED action camera light that form no part of the claimed design.