Power Bank

FIG. 1 is a front, left and top perspective view of a power bank, showing our design.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a rear elevation view thereof.

FIG. 4 is a left side elevation view thereof.

FIG. 5 is a right side elevation view thereof.

FIG. 6 is a top plan view thereof.

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a front, left and top perspective view of the power bank in an alternate configuration.

The dashed broken lines depict portions of the power bank that form no part of the claimed design.