Himalayan Salt Crystal Lamp (Medium) by Solay Solay Salt crystal lamps harness a very high energy frequency, neutralizing EMF from our modern day living. We recommend at least one lamp per room, al though with salt lamps, you can never have too many to help you stay well.  Each Solay lamp comes with an attached zen wood base, UL tested dimmer cord, allowing you to adjust your ambiance, a 15 watt bulb and care instructions. Weight: 9-13lbs Height: 9”-10” Ion Radius: 8 ‘