The Thermaltake TT-1225 Color RGB 120mm PC Case Fans are high-quality, quiet fans designed for computer cases. These fans have a black color with multicolor lights, adding a sleek and customizable look to your PC setup. With a 120mm fan diameter and a 4-pin power connection, these fans are compatible with universal brands and feature a hydraulic bearing for smooth operation. Made of plastic and originating from China, these fans provide efficient cooling and a stylish touch to your computer system.