Christmas Led Bulbs Spotlight Lighting Uses And Benefits One benefit to using spotlight lights are how much light spotlights may give. Although spotlights direct their light to one spot only, they certainly work very well at illuminating that area. That is why the spotlight is a great light for task lighting. Another excuse las vegas dui attorney would want to use spotlights is that they are inexpensive and energy-efficient. Here are several from the possible uses of spotlights: