Night lights are lights that turn on when it is dark and turn off when it becomes light. They are often used to help children sleep better and stay away from darkness at night. The most common type of night lights are plug-in, which are generally applied in bedrooms. This type of night lights are energy-efficient and cost-effective, especially when used in the long run. They are also designed to be durable and long-lasting, so you do not have to worry about replacing them every few months. Some night lights are motion-activated, which are best suited for hallways or bathrooms. These lights will turn on when you enter a room, and turn off when you leave. They are usually battery-powered, and use very little energy, making them an ideal choice for a low-cost, energy-efficient solution. Finally, there are LED night lights. These lights are one of the most energy-efficient options, and are also the most popular choice for kids bedrooms. They are available in a variety of fun colors and styles, and give off a soft, soothing light. No matter what kind of night lights you choose, they can be a great way to help your child feel safe and secure at night. Plus, they can save you money on your energy bills in the long run.