The article expounds the importance of lighting in daily life, not only to provide us with necessary lighting, but also to give aesthetic enjoyment to the environment. Lighting has been upgraded from a simple lighting tool to an important element of interior design. Through a variety of designs and innovative ways of use, lighting can create a different atmosphere, but also can reflect a design concept, artistic style or attitude to life. The choice and arrangement of lighting is very important for home decoration. Intelligent lighting brings great convenience to life. Therefore, we should pay attention to the choice and use of lighting, so that lighting becomes a partner in life.