The Targus Travel USB 2.0 4-Port Hub with Notebook Light allows you to simultaneously connect up to 4 USB devices such as mice, keyboards, memory drives, MP3 players while also illuminating your keyboard. With the unique integrated light that swivels 180 degrees, you can maximize your keyboard illumination. In addition, the built-in notebook clip conveniently attaches to your notebook screen to provide overhead lighting to the keyboard. A 2ft. extension USB cable is included to extend the hub's functionality as a clip-on light. Both compact and lightweight, this hub does not require an AC adapter, making it ideal for travel.