Himilayan Salt Lamp Replacement Bulb Description:This Pack of Incandescents makes the perfect Replacement for your Himalayan Salt Lamps and baskets, Wax Diffuser and Candle Light Bulbs . Lifespan is over 2,500 hrs. Heating the Himalayan with these bulbs makes it releases negative ions into the air, creating an effect similar to an ionizer, purifying the surrounding air.