Description The Himalayan salt lamps made and hand carved in Pakistan Heating the salt with the included 15 watt bulb releases negative ions into the air creating an effect similar to an ionizer purifying the surrounding air This process is enhanced by the natural process of NACL resulting in the production of negative ions which eliminate the positive ions which are present in our environment produced by computers refrigerators televisions and more Thus these lamps make the air clean fresh and healthy to live in Specification Shape Cylinder shaped Original stoneUS Plug AU Plug EU Plug UK PlugMaterial 100 himalayan crystal saltvoltage 110 240VLamps power 15WPackage Included 1 x Rotatable Himalayan Salt Night Light