Corsair QL120 RGB 120mm Cooling Case Fan - 3 Pack is a set of three hydraulic bearing type case fans with a maximum airflow volume of 41.8 CFM and a maximum fan speed of 1500 RPM. The fans have a 120 mm diameter and are made of plastic material. They come with a 4-pin power connection and operate at 12 V voltage. The fans have multicolor lighting and measure 4.72in. in length, 0.98in. in height, and 4.72in. in width.