Aromatherapy utilizes naturally extracted aromatic essences from plants to balance, harmonize and promote the health of body, mind and spirit. It has been used for centuries to reduce anxiety, relieve stress, ease depression, increase energy & boost memory, speed up healing, induce sleep, ease pain and more. This deluxe aromatherapy diffuser features a stunning wood grain finish with chrome accents. It features 3 settings to control the mist output, and 3 settings to control the brightness of the blue light. Simply add a few drops of your preferred oil (sold separately), and enjoy the therapeutic benefits of aromatherapy. Plastic. 3 1/4"L x 4 1/4"W x 8"H.