This USB reading lamp features a frosted lens for a balanced soft warm light distribution and an On Off touch dimmer with low, medium and high illumination level settings | Design - The flexible gooseneck arm will bring light to your favorite position and can be used to light up your keyboard, monitor or to provide task lighting | Fits Type A USB Port - This led lamp is USB powered and is compatible with type A USB 2.0 and 3.0 ports on your MAC, PC laptop or desktop - Please note this lamp is not compatible with USB-C ports and the lamp must be plugged into a Type A USB port with USB power in order to operate | Use - This USB light is great for work, home, remote, travel, study or office use | Portable Light - This bendable light is lightweight at 1.7 oz and can be folded and carried in a pocket or hand bag