Controller

FIG. 1 is a perspective view of a controller showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is second perspective view showing the controller.

The broken lines shown in the figures are for the purpose of illustrating portions of the controller and form no part of the claimed design.