Mainstays 4 inch Personal Metal Desktop Fan in Black is an energy efficient, light weight fan made of high quality metal perfect for keeping you cool on a hot day. With the ability to pivot 360° up and down you can easily direct airflow wherever you choose. This desktop fan is USB powered, allowing for use in a variety of locations--connect to your laptop while working from home or bring it along to the pool with a portable charger. A 72 in USB cord is included with purchase.