The Britek BRIFINTKIT Interview kit comes with a set of three 600 watt adjustable lights, allowing photographers to adjust the amount of luminosity in certain areas. As the bulb is moved away from the center of the reflector, the light gets less condensed. On the other hand, the light gets more condensed in the area as the bulb is moved toward the center of the reflector. This light is designed to avoid focusing the target every single time the target moves away from its original location. These brilliant and simple designs make shooting perfect studio images so easy!