Lightweight & Portable: Thanks to its super light weight, this clip light is easy to carry anywhere. Not only for reading or lighting around the house, you can also put it in the pocket or bag for traveling. You can use it also as an emergency light or extra light for makeup. Energy Saving and Eye Protection: No flicker, no shadow, no stunned light. Mini reading light provides a smoother and more stable light experience to protect the eyes from injury and radiation. You can use it for reading or lighting at night without disturbing. USB Reading Light: Book light is connected via a 2 meter USB cable to an e-reader, book, computer, bookshelf, etc. There is no battery inside, it is safer for children and the elderly. Flexible and Adjustable Design: The neck is flexible enough to adjust it to any angle you desire, The free torsion tube can rotate 360 ° and provides the best reading angle. It is a good companion for studies. Convenient Design with Clip: You can hang this reading light on