The 2 pack be quiet! SILENT WINGS PRO 4 - 140mm PWM White(BL119) cooling fans are brand new and feature a size of 140mm Pro, making them ideal for desktop computers. With a sleek white color and a wattage of 3.0, these fans are designed for optimal performance and efficient cooling. The be quiet! brand is known for its high-quality components, and these fans are no exception, providing a quiet and efficient operation for your computer system. Ideal for users looking to upgrade their computer's cooling system with reliable and effective fans.