Spotlights are used like flashlights, usually for outdoor use. Indoor use also has, because the variety is different, so the use is different. Spotlights highlight their advantages in commercial lighting. Spotlights have strong and unique feelings of space, color, virtual and real. It is a new trend, compared with other lamps, there are relative advantages. Whether it is heavy color or understatement, do not lose elegance and grace, beautiful space interest and artistic conception, and can often change often new, always interesting, relaxed and happy, beautiful. Spotlights can be used as both main illumination and auxiliary light source.