LEDs - Lamp Replacements are Single LED devices that have a base that is the same type as a different light source, Florescent, Incandescent, or Halogen. Used as a replacement and upgrade to a newer technology. These LED replacements have base types of Bayonet, Bi-Pin, Festoon, G13, E26, Midget Flange, Midget Groove, Midget Screw, MR16, Screw, T5.5, Telephone Slide, and Wedge.