Battery for electric power unit

FIG. 1 is a front and right perspective view of a battery for electric power unit showing my new design;

FIG. 2 is a front and left perspective view thereof;

FIG. 3 is a rear and right perspective view thereof;

FIG. 4 is a rear and left perspective view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a left side view thereof;

FIG. 9 is a top view thereof;

FIG. 10 is a bottom plan view thereof; and,

FIG. 11 is a referential view showing use thereof.

The broken lines shown in the drawings illustrate portions of the battery for electric power unit that are environmental structures and form no part of the claimed design.