The Tuke touch table lamp is a contemporary crystal table lamp consisting of 3 stacked discs of clear crystal, mounted at different angles on a tall chrome plinth. The design is completed with a contemporary grey cotton shade. The tuke touch lamp features a special switch with makes the all the metal of the lamp act as a dimmer. Just simply tap the metal part of the lamp to adjust the brightness of the lamp or turn it off or on. You must use dimmable lamps with this product.