Littlite L-4/12A High Intensity 12 inch Gooseneck No Power SupplyLittlite L 4 12A High Intensity 12 inch Gooseneck No Power Supply High Intensity (5 watt Halogen) with detachable, BNC gooseneck with a specially designed, heat dispersing hood. Littlite lampsets have a twelve inch cord set terminating in a 2. 1mm socket. Power supply not included. Available with six, twelve or eighteen inch gooseneck. Key Features High Intensity (5 watt Halogen) Detachable BNC gooseneck 12 inch cord set terminating in a 2. 1mm socket