The 7-Pack RGB Corsair Fans feature a 120mm fan diameter , providing efficient cooling for your computer case. The fans are white in color and have a hydraulic bearing type, ensuring quiet operation and durability. These fans are designed for daisy chaining using the included Corsair Fan Hub, making installation and management of airflow convenient. With a maximum airflow volume of 41.8 CFM, these fans effectively dissipate heat while adding a pop of color to your system's aesthetic. 7 pack of rgb fans 3 of them are daisy chanable connected with one cable all other 4 are just regular cables that connect to the fan hub they can be reversed to be reverse blade fans and look the exact same clean.