Features 1、The passive cooling shell has good heat dissipation design, so there is no need to install a cooling fan or radiator 2、The passive cooling shell is made of selected aluminum alloy, making the cooling metal enclosure more durable 3、There are many reserved interfaces of the passive cooling shell, which is very convenient for you to use 4、After continuous testing and improvement, the cooling metal enclosure is committed to achieving the best using effect 5、Strictly following the industry standards and controlling the quality to meet your higher requirements Specification Item Type: Aluminum Alloy Shell Material: Aluminum Alloy Size:Approx.90 x 65 x 32mm / 3.5 x 2.6 x 1.3in Package List 1 x Top Cover 1 x Lower Cover 4 x Screw 1 x Hex Wrench 4 x Thermal Silica