Lighting is a kind of basic life tool and has a significant effect on our life and work. Lighting can provide us with light and create the atmosphere we need in different places. With its bright light, it can light up the dark and give us navigation and allow us to complete our work or tasks. Lighting has been a necessity since the introduction of electricity. Increasingly, lighting is also becoming an important element in the decoration industry. For many indoor places, such as galleries, restaurants, hotel lobbies, residential buildings, lighting elements can truly reveal the overall design characteristics. Advanced lighting elements can set the desired atmosphere through changeable color and brightness and create a warm and comfortable environment for people. In addition, lighting can also contribute to energy conservation. Nowadays, the development of energy saving lamps and LED lights has made lighting efficient. With the help of modern lighting technology, we can save energy and reduce carbon emissions. To sum up, lighting has become an essential part of our daily life. Lighting plays an important role in the fields of decoration, energy conservation and even safety protection. It can make our life better and more comfortable.