Mobile Power Supply

FIG. 1 is a front, right and top perspective view of a mobile power supply, showing my design. FIG. 2 is a rear, left and bottom 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; and, FIG. 9 is another front, right and top perspective view of the mobile power supply shown in an alternate configuration. The broken lines depict portions of the mobile power supply that form no part of the claimed design.