Aromatherapy Diffuser

FIG. 1 is a front and top perspective view of an aromatherapy diffuser, showing my new design; FIG. 2 is a rear and bottom perspective view thereof; FIG. 3 is a front view thereof; FIG. 4 is a rear view thereof; FIG. 5 is a left side elevation view thereof; FIG. 6 is a right side elevation view thereof; FIG. 7 is a top plan elevation view thereof; FIG. 8 is a bottom plan view thereof; and, FIG. 9 is an enlarged view of portion 9 shown in FIG. 1 . The dash-dash broken lines in the drawings represent portions of the aromatherapy diffuser that form no part of the claimed design. The dot-dash broken lines surrounding details shown in FIGS. 1 and 9 are for the purpose of annotating the enlarged view only and form no part of the claimed design.