Spotlights Led Bulbs Spotlight Lighting Uses And Benefits Just one benefit to working with spotlight lights is the quantity of light spotlights will give. Although spotlights direct their light to a single spot only, they are doing work adequately at illuminating that area. For this reason the spotlight is a superb light for task lighting. Another excuse why you may want to use spotlights is because they are inexpensive and energy-efficient. Here are a few of the possible purposes of spotlights: