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 dash-dash broken lines illustrate portions of the article that form no part of the claimed design. The dot-dash broken lines illustrate the boundaries of the claimed design, and form no part of the claimed design. The battery charger is shown with symbolic breaks in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design.