Pyramid Bulbs P64960 25 Watts Tubular Light Bulb for Himalayan Salt Lamps Pack of 6 Bulbs Fits E12 Socket, Candelabra Base 25 Watt tubular bulbs for Himalayan Salt Lamps (Package of 6 bulbs) 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 Clear Bulb Candelabra Fits E12 Socket (candelabra base) Perfect replacement for Himalayan Salt Lamps, Selenite Lamps, and other lighting applications MOL (in)3.06" Diameter (in)0.75"