The USB light provides a bright light that can illuminate your keyboard, notes, books, and more. This light simply plugs into a standard USB port, such as power banks, laptops, wall plugs, etc. The light is super bright with the LED lights. It is fashionable, compact and flexible. Easily to make it a great giveaway to bookstore, school, conference, etc.Colors:Black, White, Yellow, Purple, Blue, Red, Green, Orange.Size:6 11/16"*3/4"*3/8".