Controller

FIG. 1 is a first perspective view of the controller embodying the new design;

FIG. 2 is a detail view of a portion thereof;

FIG. 3 is a second perspective view thereof;

FIG. 4 is a third perspective view thereof;

FIG. 5 is a fourth perspective view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a back view thereof;

FIG. 8 is a left side view thereof;

FIG. 9 is a right side view thereof;

FIG. 10 is a top view thereof;

FIG. 11 is a bottom view thereof; and,

FIG. 12 is another detail view thereof.

Broken lines are used to illustrate features of the controller that form no part of the claimed design.