The Prizm ARGB series case fans come in two sizes -120 and 140 mm, and feature a dual-ring aperture design, which allows you to display RGB effects on both sides of the assembly. Each LED bead can emit a variety of lighting colors to enrich your vision. Enjoy nearly 16.8 million customized RGB colors and effects through compatibility with top-end motherboard manufacturers. Multi-function fan controller for up to 5 fans. Easily switch between light modes to create a unique custom color.