Lighting is important in our daily lives. It not only provides us with a brighter visual environment, but also helps us to visually distinguish things in the space. In addition, lighting can promote the development of a better atmosphere in our living space, making our home and public areas more attractive, and creating a more comfortable environment. Lighting can be divided into three main categories: general lighting, task lighting and accent lighting. General lighting is used to light up a space and provide basic visibility of the environment. Task lighting provides a specific type of lighting for specific activities, such as writing or reading. Accent lighting is used to highlight certain parts of the space, such as paintings or certain areas of a room. With the development of modern technology, more and more people become interested in energy-saving lighting. LED lighting, for example, is becoming increasingly popular because it can reduce electricity costs and help preserve the environment. In addition, LED lighting has different adjustable brightness, giving people the flexibility to adjust the light according to the needed environment. In conclusion, lighting plays an important role in our lives. It not only provides us with visibility in our daily lives, but also adds vibrancy to our environment. We should think carefully before deciding which type of lighting to use in our home or workplace.