Motion detector

FIG. 1 is a front perspective view of a motion detector in accordance with the present invention;

FIG. 2 is a back perspective view of the motion detector;

FIG. 3 is a front view thereof;

FIG. 4 is a back 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 features shown in broken lines in the various Figures are for illustrating environmental structure and form no part of the claimed design.

More generally, the invention pertains to an ornamental design for an article of manufacture. In one embodiment, as indicated above, the article of manufacture is a motion detector.