Selenite (literally stone of the moon) crystals are mined at the rim of the Sahara desert. On this selenite crystal lamp, the milky white structure lights up beautifully. Selenite crystals include black 5 bright LED's in four colors plus white to create the effect of gradually changing colors; or to get a single color, just press the button. Crystal size is 1.5 x 4 inches. Comes with 3 AAA batteries and 110v adapter.