Carbon Dioxide Sensor

FIG. 1 . is a perspective view of the front, right, and bottom sides of a carbon dioxide sensor showing our new design;

FIG. 2 . is a front view thereof;

FIG. 3 . is a rear view thereof;

FIG. 4 . is a right side view thereof; a left side view being a mirror image;

FIG. 5 . is a top plan view thereof,

FIG. 6 . is a bottom view thereof; and,

FIG. 7 . is an enlarged cross-sectional view taken along line 7 - 7 of FIG. 2 omitting the interior mechanism.

The broken lines shown represent portions of the carbon dioxide sensor and form no part of the claimed design.