Introducing the Online Personal Design Mini USB Smart Night Light Oblique Mouth Light - Red Light-Dry Battery Type. This innovative night light is designed to be used a variety of ways. Depending on your needs, you can use this night light either plugging into a USB port or as a dry battery powered light. First, the USB power operation mode. It's simple enough to operate. All you need to do is simply plug it into a USB port for power, and you will have your own custom night light to display. You can set the date, and time, and even choose your own pattern of light. Its the perfect light for those that are looking for a simple, yet stylish night light. Second, the dry battery powered mode. This night light operates on a single AA battery, and can be used anywhere in the home. It features three different light adjustment modes. The low mode is perfect for those who want to have a softly lit light on during the night. The medium mode is suitable for reading or watching tv, and the high mode is great for those that need a bit more light. The Online Personal Design Mini USB Smart Night Light Oblique Mouth Light-Red Light-Dry Battery Type is an innovative and stylish night light. Its USB power operation mode is perfect for those who need a easy and immediate night light, and its dry battery powered mode is great for those who need a portable light that can be used anywhere. This night light may be the perfect solution for your needs.