This Smith-Victor L2 Dual Bulb Light Bar is a portable lighting unit that provides continuous lighting for photography and studio purposes. It has two flash heads/units and is equipped with bulbs that have been tested for optimal performance. This lighting unit is ideal for those who require a reliable and high-quality lighting source for their photography or studio projects. The brand, Smith-Victor, is known for producing top-quality lighting equipment, and this model, L2, is no exception. Whether you are a professional photographer or just starting out, this lighting unit is a great addition to your equipment collection.