Computer input device

FIG. 1 is a right side front perspective view of a computer input device showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a back elevation view thereof;

FIG. 6 is a left elevation view thereof; and,

FIG. 7 is a right elevation view thereof.

The broken lines in the drawings depict portions of the computer input device that form no part of the claimed design.