I claim the ornamental design for a stun gun cane, as shown and described.
FIG. 1 is a perspective view of a stun gun cane showing my new design.
FIG. 2 is a perspective view thereof, with its handle portion disassembled from its lower portion.
FIG. 3 is a an enlarged view of the handle portion depicted in FIG. 2.
FIG. 4 is a right side elevation view of the handle portion depicted in FIG. 3.
FIG. 5 is a left side elevation view of the handle portion depicted in FIG. 3.
FIG. 6 is a front side elevation view of the handle portion depicted in FIG. 3.
FIG. 7 is a rear side elevation view of the handle portion depicted in FIG. 3.
FIG. 8 is a top plan view of the handle portion depicted in FIG. 3; and,
FIG. 9 is a bottom plan view of handle portion depicted in FIG. 3.
The broken lines shown in the drawings are included for the purpose of illustrating portions of the stun gun cane that form no part of the claimed design.