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FIG. 1 is a front perspective view of the air quality sensor;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is a side view thereof;
FIG. 8 is a front view showing a second embodiment of a front thereof;
FIG. 9 is a front view showing a third embodiment of a front thereof;
FIG. 10 is a front view showing a fourth embodiment of a front thereof;
FIG. 11 is a front view showing a fifth embodiment of a front thereof;
FIG. 12 is a front view showing a sixth embodiment of a front thereof;
FIG. 13 is a front view showing a seventh embodiment of a front thereof;
FIG. 14 is a front view showing an eighth embodiment of a front thereof;
FIG. 15 is a front view showing a ninth embodiment of a front thereof;
FIG. 16 is a front view showing a tenth embodiment of a front thereof; and,
FIG. 17 is a front view showing an eleventh embodiment of a front thereof.