Battery Charger

FIG. 1 is a front, top, left perspective view of a battery charger of our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The dashed broken lines in the drawings illustrate environmental subject matter and portions of the article that form no part of the claimed design.