Metal Enclosure Case Cover with Cooling Fan for NanoPi R2S Mini Router Feature: 100% brand new and high quality. Made from high quality metal material, hard, wear resistant and durable, owning long using life span. With a mini fan and hollow structure, the mini cooler can provide powerful cooling service for your mini router. Easy and simple to install, no complex installation process. The mini router cooler is especially designed for NanoPi R2S mini router. Metal Case and cooling fan only, other accessories demo in the picture are not included! Specifications: Item Type: Metal Case Material: metal Color: red, Silver (Optional) Applicable models: for NanoPi R2S Quantity: 1 PC Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Included: 1 x Protective Case 1 x Cooling Fan