FIG. 1 is a front perspective view of the smoke and carbon monoxide sensor according to a first embodiment of the present design;
FIG. 2 is a front elevational view of the smoke and carbon monoxide sensor of FIG. 1;
FIG. 3 is a rear elevational view of the smoke and carbon monoxide sensor of FIG. 1;
FIG. 4 is a left-side elevational view of the smoke and carbon monoxide sensor of FIG. 1;
FIG. 5 is a right-side elevational view of the smoke and carbon monoxide sensor of FIG. 1;
FIG. 6 is a top plan view of the smoke and carbon monoxide sensor of FIG. 1;
FIG. 7 is a bottom plan view of the smoke and carbon monoxide sensor of FIG. 1;
FIG. 8 is a front perspective view of the smoke and carbon monoxide sensor according to a second embodiment the present design;
FIG. 9 is a front elevational view of the smoke and carbon monoxide sensor of FIG. 8;
FIG. 10 is a rear elevational view of the smoke and carbon monoxide sensor of FIG. 8;
FIG. 11 is a left-side elevational view of the smoke and carbon monoxide sensor of FIG. 8;
FIG. 12 is a right-side elevational view of the smoke and carbon monoxide sensor of FIG. 8;
FIG. 13 is a top plan view of the smoke and carbon monoxide sensor of FIG. 8;
FIG. 14 is a bottom plan view of the smoke and carbon monoxide sensor of FIG. 8;
FIG. 15 is a front perspective view of the smoke and carbon monoxide sensor according to a third embodiment the present design;
FIG. 16 is a front elevational view of the smoke and carbon monoxide sensor of FIG. 15;
FIG. 17 is a rear elevational view of the smoke and carbon monoxide sensor of FIG. 15;
FIG. 18 is a left-side elevational view of the smoke and carbon monoxide sensor of FIG. 15;
FIG. 19 is a right-side elevational view of the smoke and carbon monoxide sensor of FIG. 15;
FIG. 20 is a top plan view of the smoke and carbon monoxide sensor of FIG. 15; and,
FIG. 21 is a bottom plan view of the smoke and carbon monoxide sensor of FIG. 15.
In the drawings, the broken lines depict environmental subject matter only and form no part of the claimed design.