Air quality indicator

Description

FIG. 1 is a front elevation view of an air quality indicator showing the new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front, right side, and top perspective view thereof in an alternate configuration wherein the front cover is separated.

The broken lines depict portions of the air quality indicator that form no part of the claimed design.

Claims

The ornamental design for an air quality indicator, as shown and described.