Features 1、Quick Cooling: With a dual cooling fan set, this protective casing ensures efficient heat dissipation and no more overheating problems. 2、Good Material: The good aluminium alloy material with enhanced manufacturing process enables long term use, also not easy to rust. 3、Open Design: While offering secure protection, the protective cover with open design will not affect the WiFi signal, very reliable. 4、Application: Specially designed for Raspberry Pi 3 model B B+, the enclosure casing allows for perfect matching, just install and use. 5、Easy to Install: Comes with hex wrench and screws, the installation is very convenient, which can be completed within minutes. Specification Item Type: Protective Case Product Material: Aluminium Alloy Surface Treatment: Anodic Oxidation Product Colour: Gold Compatibility: Suitable for Raspberry Pi 3 Model B B+. Package List 1 x Protective Case Upper Board 1 x Protective Case Lower Board 1 x Fan Set 4 x Thermal Silica 1 x Hex Wrench 12 x Screw