These aroma lamps create beautiful shapes that are cleverly integrated into the design of each burner creating wonderful patterns. The burner also acts as a lamp if you remove the glass dish, it comes with a Dimmer switch to adjust the brightness as well as the heat Which will in turn change the strength of the scent. Simply plug in and turn on by touch control at the base of the lamp. After a few minutes The fragrance will fill the room with pleasant and relaxing aromas.