Quiet, efficient, portable cooling fan powered by the USB port. It can be connected to a computer equipped with a USB connector or USB charger or power bank. Metal fan blades provide high durability and resistance to damage. It has a built-in switch, so you do not have to keep on/unplug it from the USB port. Adjusting the angle allows you to adjust it perfectly to your needs. Stable stand was equipped with rubber anti-vibration pads.