Indus Classic, From Natural Crystal Salt Slabs Lamp is lovingly hand carved to accentuate the multitude of colours. * Indus Classic, Works as an air purifier by emitting negative ions into the air and light therapy to reduce stress and increase energy * Indus Classic brings for you Each Lamp is a unique piece of rock salt - no two are ever the same - varying in size, shape and colours. * Indus Classic brings for you 100% Himalayas Natural Rock Salt Mini Lamps hand Carved * Indus Classic"s Lamp comes complete with 6" UL listed power cord with on/off switch, polarized plug and 15W bulb.