Electronic cigarette

FIG. 1 is a perspective top View of an electronic cigarette;

FIG. 2 is a perspective bottom View thereof;

FIG. 3 is a front View thereof;

FIG. 4 is a rear View thereof;

FIG. 5 is a left side View thereof;

FIG. 6 is a right side View thereof;

FIG. 7 is a top View thereof; and,

FIG. 8 is a bottom View thereof.

The broken lines in the drawings depict portions of the electronic cigarette that form no part of the claimed design.