Thermaltake Element V Black Edition Steel Full Tower Computer Case Colorshift Fans VL200K1W2Z Based on the same chassis SLI-ready for GeForce GTX 480 & GTX 470 running in 3-way or Quad SLI configurations. Complete flexibility offered by 11 bay drives for wide array of HDD, Optical Disk Drive or accessory arrangement. Robust cooling system: one top oversized 200mm LED exhaust fan; one rear 120mm exhaust fan; one oversized 230mm sidepanel LED intake fan; one front 120mm intake fan; one front 120mm LED intake fan; one OPTIONAL top 200m fan slot. Proprietary Colorshift technology allows users to adjust fan speed in real-time as well as change ambient lighting mode to adapt to different working or gaming environment. Water-cooling system friendly with pre-tapped tube holes.