Outdoor lights, as a kind of indispensable lighting products, are often used in our daily life. Outdoor lights can provide illumination for the road at night. With the outdoor lights, people can pass through safely, even when everything is shrouded in darkness. Some outdoor lights are designed to be beautiful, as they can light up part of the house which is a very important thing for a persons house. Moreover, these lights also play a security role, warning people that burglars may be lurking. Outdoor lights can be divided into two categories, namely, LED lights and traditional lights. LED lights have become the most popular type of outdoor lights, as they have many superior features. For example, they are energy saving, durable, and have a longer life span. They do not contain hazardous materials such as mercury, and are more environment friendly than traditional lights. In summary, outdoor lights are useful and versatile lighting devices. They can provide people with illumination, beautify the house, and protect ones home from burglars.