Fangrui Product Details Custom-made For : For Cd-rom Version, The Digital Version Is Universal. Three-speed Adjustable Fan: Our Cooling Fan Boasts A Built-in High-speed Fan With Three Adjustable Speed Levels: 4500rpm, 4200rpm, And 4000rpm. This Allows You To Tailor The Cooling To Your For S Needs, Thereby Enhancing Its Lifespan. Dustproof : Along With Cooling, This Product Also Protects Your For By Acting As A Dust Shield, Preventing Particulates From Clogging The Interior And Affecting Performance. The Cooling Fan Of For Supports Colored Lights, And The Color Of The Lights Can Be Changed Through An Switch. The First Mode Is Running Water Mode, The Second Mode Is Horse Running Mode, The Third Mode Is Breathing Light Mode, The Fourth Mode Is , The Fifth Mode Is Red, The Sixth Mode Is Green, The Seventh Mode Is The Second Mode Is Dark Blue. The Light Bar Has A Memory Function, When It Is Turned Off And On Again, It Is The Same Color. The Fan Is The Master Switch, And When The Fan Is Off, The Light Strip Can Also Ru