The Cooler Master SickleFlow 120 Black 120mm Case Chassis Fan is a high-performance cooling fan designed for computer cases. It features a ball bearing type, green fan light colour, and a maximum airflow volume of 69.69 cfm. With a 120mm fan diameter and 4-pin power connection, this fan operates at a maximum speed of 2000 RPM, providing efficient cooling for your system. Made by Cooler Master, a reputable manufacturer in the industry, this fan is a reliable choice for maintaining optimal temperatures in your computer setup.