Circuit kit for a humidifier

FIG. 1 is a top, front, and left side perspective view of a circuit kit for a humidifier showing our new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

Broken lines are used to illustrate features of the circuit kit for a humidifier which form no part of the claimed design.