Night lights are small lights used at night for decoration or to aid in navigating dark areas. They can be made from a variety of materials including paper, plastic, glass or metal. They are usually powered by electricity or a battery and come in a variety of shapes, sizes and colors. Night lights have a number of practical uses. In addition to being used for decorative purposes and providing light in dark areas, they can also act as a warning sign. Some night lights are equipped with motion sensors, allowing them to turn on when they sense movement in the area. Others are programmed to respond to sound or light, turning on and off depending on the environment. Night lights can also serve as a helpful reminder – they can be used in bedrooms as a reminder to turn off all the lights and electronics before going to bed. They can also be used as night-lights in bathrooms and hallways, helping people who need to get around in the dark. In addition to practical uses, night lights are a fun and easy way to add some color and personality to bedrooms, nurseries and other areas. Many night lights come with designs or characters on them, making them a popular choice for kids bedrooms. Overall, night lights are handy, practical and versatile – and they can be a fun way to light up any space!