Monitoring device

FIG. 1 is a perspective view of a monitoring device showing an embodiment according to our new ornamental 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;

FIG. 8 is another perspective view;

FIG. 9 is a perspective view of a monitoring device showing an embodiment according to our new ornamental design;

FIG. 10 is a front view thereof;

FIG. 11 is a rear view thereof;

FIG. 12 is a left side view thereof;

FIG. 13 is a right side view thereof;

FIG. 14 is a top view thereof;

FIG. 15 is a bottom view thereof;

FIG. 16 is another perspective view;

FIG. 17 is a perspective view of a monitoring device showing an embodiment according to our new ornamental design;

FIG. 18 is a front view thereof;

FIG. 19 is a rear view thereof;

FIG. 20 is a left side view thereof;

FIG. 21 is a right side view thereof;

FIG. 22 is a top view thereof;

FIG. 23 is a bottom view thereof;

FIG. 24 is another perspective view;

FIG. 25 is a perspective view of a monitoring device showing an embodiment according to our new ornamental design;

FIG. 26 is a front view thereof;

FIG. 27 is a rear view thereof;

FIG. 28 is a left side view thereof;

FIG. 29 is a right side view thereof;

FIG. 30 is a top view thereof;

FIG. 31 is a bottom view thereof; and,

FIG. 32 is another perspective view.

The broken lines in the drawing views are included for the purpose of illustrating portions of the monitoring device that form no part of the claimed design.

The use of stippling and shading in FIGS. 1-16 is intended to denote different materials.