Our desk light comes with the USB power input, you can power the lamp by any available USB port, such as laptop, computer, power bank. Sleek and minimal lamp, adding a touch of sophistication to your home or office decor. Adjustable colors and brightness, flexible lighting arm and head all make this desk lamp perfect for study, work, gaming, sewing, doing nails, painting, reading, doing makeup, doing jigsaw puzzles, taking photos, traveling and so on.