FIG. 1 is a perspective view of a combined hand warmer and power bank showing my new 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;
FIG. 8 is an enlarged fragment of the area shown encircled in FIG. 5;
FIG. 9 is an enlarged fragment of the area shown encircled in FIG. 4; and,
FIG. 10 is an enlarged fragment of the area shown encircled in FIG. 6.
The dash-dash broken line circles illustrate the boundary of the encircled fragments and form no part of the claimed design. The remaining broken lines illustrate portions of the article that form no part of the claimed design.