The Eiko DYS 36V 400W Halogen AV/Photo Lamp Bulb is a high-quality lamp bulb designed for universal compatibility in film photography and slide & movie projection. With a voltage of 36V and a power output of 600W, this lot of 2 EiKO lamp bulbs provides bright and reliable illumination for your projector or film photography equipment. Ideal for professionals and enthusiasts looking for efficient and long-lasting lighting solutions.