Natural flame effect and volcanic eruption effect --- You can choose between flame mode or volcano mode with the on/off button. The diffuser features built-in smart LED lights, which are cleverly designed to create a realistic 3D flame effect. Create a pleasant and relaxing atmosphere --- Use this essential oil diffuser and add 3-5 drops of your favourite essential oil to create a comfortable environment. It also improves air quality, nourishes the skin, relieves stress and fatigue and is both beautiful and practical. Upgraded large capacity, high quality materials --- The Flame Diffuser is made of high quality ABS material and the most advanced production process. It has a large capacity of 360ML, has a splash-proof buckle design to avoid splashing problems, and is equipped with an energy-saving UK plug. Auto shut-off --- The diffuser will automatically shut off when the water runs out. This means it will be safer for us, especially for the children. Great gift --- The Flame Diffuser has a stunning fogging feature that will wow everyone and is perfect for the home office, yoga, gym or as a wonderful gift for a friend, family member or loved one.