Made of salt crystals from the Himalayan mountains, Uses one candelabra base light bulb, Comes with 15-watt bulb, on/off switch and 6" electric cord, No two are alike, Due to the nature of rock, color may vary, 120 Vac, 15 watts, 60 Hz, UL Listed, Natural salt lamp - 8, 5"" H, SKU: WBML001