The GDSTIME 4500RPM 8cm computer case fan is designed for high-speed airflow to keep your desktop cool and quiet. With a maximum rotational speed of 4500 RPM and an air flow capacity of 59 CFM, this dual ball bearing fan is capable of efficiently cooling your computer system. The compact size of 80mm x 80mm x 25mm and lightweight design make it easy to install in any desktop setup. The black plastic construction and sleek square shape add a touch of style to your computer case while providing effective cooling performance. Perfect for computer enthusiasts looking to enhance their cooling system. New. Open box