Portable Power Source

FIG. 1 is a top, right, front side perspective view of a portable power source showing my new design;

FIG. 2 is a bottom, left, rear side perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an enlarged partial view showing a part on a left side in FIG. 1 ;

FIG. 10 is an enlarged partial view showing a part on a right side in FIG. 1 ;

FIG. 11 is an enlarged partial view showing a part on the top, rear in FIG. 2 ; and,

FIG. 12 is an enlarged partial view showing a part on the rear in FIG. 4 .

The broken lines in the drawings depict portions of the portable power source that form no part of the claimed design.