The ornamental design for a batterycharger, as shown and described.
FIG. 1 is a front perspective view of a battery charger according to the present invention;
FIG. 2 is a rear perspective view of the battery charger of FIG. 1;
FIG. 3 is a left side view of the battery charger of FIG. 1;
FIG. 4 is a right view of the battery charger of FIG. 1;
FIG. 5 is a front view of the battery charger of FIG. 1;
FIG. 6 is a rear view of the battery charger of FIG. 1;
FIG. 7 is a top view of the battery charger of FIG. 1; and,
FIG. 8 is a bottom view of the battery charger of FIG. 1.
The broken lines shown in FIG. 2 are for the purpose of illustrating environmental structure and form no part of the claimed design. The dash-dot broken lines shown in FIGS. 1–2 and 7 illustrate the boundaries of the claimed design and form no part of the claimed design.