Antec Prizm 120 RGB Case Cooler Fan features a dual-ring aperture design, which allows you to display RGB effects on both sides of the assembly. This casing is RGB LED Type. The Prizm RGB fan combines efficiency, high performance and great build quality to give you unparalleled customization and optimal thermal balance. Each fan contains a male and a female connector, allowing each one to link with one another for customize with ease. It’s Rated Voltage FAN: DC12V; LED: DC12V, rated Current (A) FAN: 0.18A±20%; LED: 0.30A±20% and operating Voltage FAN: DC6.0-13.8V; LED: DC9.0-13.8V. Enjoy customized RGB colors and effects through compatibility with top-end motherboard manufacturers. Fan speed automatically adjusts according to temperature, effectively reducing system noise while achieving excellent heat dissipation.