Fashion Design:Refresh and uplift the ambience in your room and office with this Ocean Theme diffuser for essential oils. Multiple functions: Aromatherapy helps to boost your mood and relieve stress（if you add several drops of oils into it), and moisture diffuser protects against dry cough, and dry skin. Diffuser helps cover up stubborn odors from smoking, pets, and more. Adjustable LED Lights:Choose from 7 LED color settings for an ambient night light, cycle through or set it to one fixed color. Working hours:Continuous mode for 2-3 hours / intermission mode for 5-6 hours. Waterless Auto Shut-off. That allows you to leave your oil diffuser unattended.