Thermaltake UFO#1 Green UV A2214 CPU Fan Designed for CPU heat sink, UFO fan series in Green UV with 6 LED, looks good when lit up 2-ball bearing extends the operating life 3 functions in 1: full speed when jumper on, temperature control, manual control 80 to 90mm fan adapter included, improves the performance of CPU heatsink Fan speed controller fits on PCI slot