Wireless Charger

FIG. 1 is a front, right and top perspective view of a wireless charger, showing my design. FIG. 2 is a rear, left and bottom perspective view thereof. FIG. 3 is a front elevation view thereof. FIG. 4 is a rear elevation view thereof. FIG. 5 is a left side elevation view thereof. FIG. 6 is a right side elevation view thereof. FIG. 7 is a top plan view thereof. FIG. 8 is a bottom plan view thereof. FIG. 9 is another front, right and top perspective view of the wireless charger in a first usable state; and, FIG. 10 is another front, right and top perspective view of the wireless charger in a second usable state. The dashed broken lines depict portions of the wireless charger that form no part of the claimed design. The dot-dashed broken lines depict the boundaries of the claimed design, and form no part thereof.