3.5inch pc case pc hdd cpu 4-channels fan speed controller with blue led speed fan control cooling front panel

characteristics: your computer fans are like sports fans; they're loud, obnoxious, and they never shut up. take control of your fans with this 4-channel fan speed controller. noise and maintain proper heat levels to keep many parts of your computer long and running strong. with the ability to manage four fans at the same time, you will be able to silence all the rowdy fans you want, and walk with a cool victory. stylish housing with ultra bright led light description: perfect tool useful,