Description:The salt lamps made and hand carved in Pakistan. Heating the salt with the included 7 watt ( 2 Plug ) 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.Suitable for hall, entertainment places, corridor, exihibition room, hotel, home and etc.Voltage: 110V-120V, Plug: US Plug, Size: approx. 50x80x110mm/1.97x3.15x4.33inchPackage Includes:1x Crystal Salt Night Lamp