Himalayan White Halite Lamp with Multi-Colour LED Bulb (Aprox 5 Inch Tall) Multi-colour bulb changes colour every 3-4 seconds automatically. When you repose in peace and quiet, a salt crystal lamp near you is known to enhance your meditative experience. Having a salt crystal lamp nearby will help your wellness and keep the air around you clean, ionized naturally, and beautiful. Help people with skin cancer regenerate skin cells LED bulb inside