Portable power supply

Description

FIG. 1 is a front perspective view of a portable power supply, showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side elevation view thereof; and,

FIG. 8 is a left side elevation view thereof.

The broken lines shown in the drawings illustrate portions of the portable power supply that form no part of the claimed design.

Claims

The ornamental design for a portable power supply as shown and described.