Battery Expansion Module

FIG. 1 is a front, top, right-hand perspective view of a battery expansion module comprising a new, original and ornamental design;

FIG. 2 is a front, top, left-hand perspective view thereof;

FIG. 3 is a rear, bottom, left-hand perspective view thereof;

FIG. 4 is a rear, bottom, right-hand perspective view thereof;

FIG. 5 is a front planar view thereof;

FIG. 6 is a rear planar view thereof;

FIG. 7 is a left-hand side planar view thereof;

FIG. 8 is a right-hand side planar view thereof;

FIG. 9 is a top planar view thereof; and,

FIG. 10 is a bottom planar view thereof.

The broken line portions of the drawings are included for the purpose of illustrating portions of the article that form no part of the claimed design.