Mobile power bank

FIG. 1 is a front view of a mobile power bank showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front perspective view thereof;

FIG. 8 is a front view of a second embodiment thereof;

FIG. 9 is a rear view of the second embodiment thereof;

FIG. 10 is a left side view of the second embodiment thereof;

FIG. 11 is a right side view of the second embodiment thereof;

FIG. 12 is a top view of the second embodiment thereof;

FIG. 13 is a bottom view of the second embodiment thereof;

FIG. 14 is a front perspective view of the third embodiment thereof;

FIG. 15 is a front view of a third embodiment thereof;

FIG. 16 is a rear view of the third embodiment thereof;

FIG. 17 is a left side view of the third embodiment thereof;

FIG. 18 is a right side view of the third embodiment thereof;

FIG. 19 is a top view of the third embodiment thereof;

FIG. 20 is a bottom view of the third embodiment thereof; and,

FIG. 21 is a front perspective view of the third embodiment thereof.

The broken line showings of the characters, text and symbols in the Figures are for illustrative purpose only and form no part of the claimed design.