The ASUS PRIME MR120 ARGB RE WHITE is a 120mm PWM fan designed for integration into IT hardware systems. As a single pack retail unit, it provides a solution for replacing existing fans or adding new ones to chassis or radiators. The fan features Addressable RGB (ARGB) lighting, allowing for customizable illumination within a system, and its reverse white design can contribute to a specific visual theme. Its PWM control enables dynamic speed adjustment based on system thermal requirements, aiming to balance cooling performance with acoustic output.