The Apevia 120mm Case Fan 5 Pack in black is designed for optimal cooling performance in computer cases. With a fan diameter of 120mm and a maximum airflow volume of 57 CFM, these fans efficiently dissipate heat to keep your system running smoothly. The fans are powered by 12V and feature a 4-pin molex and 3-pin motherboard connection for versatility in setup. Made of durable plastic, these case fans by Apevia are a reliable choice for enhancing the cooling system of your computer.