Fit for 5Reserve all interfaces, more easier to useSupport Install Cooling Fanfor 5 has higher performance and generates more heat. Fan can prevent overheating during operationSuitable for more usage scenarios, with better heat dissipation effecttype: A-1 x Acrylic case+1 x Screw pack+1 x Cooling fan+4 x Heat sink (copper)Note: for 5 is not included!Red cable of fan is connect to 5V pin on GPIO and black cable is connected to GNDBottom with HangingVent holesTear Up the Film Before UsingThere is a layer of protection film on the surface of acrylic, please tear up it before usingMaterial: Acryliccolour: TransparentPackage Contents: 1 x Acrylic case1 x Screw pack1 x Cooling fan4 x Heat sink (copper, not including 5)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.