The Complete Bundle - Our Essence Diffuser has a 400 ml capacity and uses state of the art wave diffusion technology to atomize essential oils for ultimate wellness. The Essence diffuser includes 7 ambient light modes with two intensity settings for 14 different light combinations. It also includes 4 timer settings and a convenient auto shutoff feature for low water levels. Essence is made of BPA free plastic with a beautiful printed wood grain design. 10 Essential Plant Oils - Our Top 10 essential oils include lavender, tea tree, orange, peppermint, lemongrass, eucalyptus,rose,rosemary,lemon and grapefruit. All oils are therapeutic grade come in amber 10ml jars to protect from sun degradation