Nudiuhis Z-X4 Router Cooling Base, Dual 140mm Fan Rack, USB Interface for Effective Host Cooling

11 high-pressure fan blades, the air volume can reach 65.8CFM. 850RPM high speed, the maximum decibel of the hydraulic bearing is only 18dB (A). Integrated structure, the maximum load-bearing capacity can reach 20KG. Stackable, multi-device heat dissipation, the overhead layer can be used to place other items such as mobile phones, mobile power supplies, optical modems, etc. Equipped with 4 height-increasing foot pads to save space and completely free up more space at the bottom. Dual USB ports powered design, plug and play, keep it tidy and manage cables easily.