Features: The Module Case is specifically for rpi 5 and features aluminum alloy case that not only provides protections, but also improves heat dissipation. with PCle to Gigabit Ethernet adapter: enables fast speed networking connection. double 4K Output Microed video to video Multifunction Adapter: Supports double display outputs for users who need to operate on multiple screens. Powerful Expandability The interior of the module case with plenty of space not only to accommodate for rpi 5, but also to support a variety of expansion module. Supports power over ethernet HAT (Power over Ethernet HAT): Lets users Supports power over ethernet HAT (Power over Ethernet HAT): allows users to power over Ethernet, reducing the need for additional power adapters. Specifications: Product name: Gigabit ethernet PCIe Case PCIe extended Gigabit networking port For rpi 5th Generation rpi 5 Component： aluminum alloy shell Product size: about 163x91x43mm/6.42x3.58x1.69in Product weight: 500g Supports expansion to Gigabit Ethernet port through PCle interfaces For rpi 5 (not included) with aluminum housing PCle to Gigabit Ethernet adapter, double 4K output multifunction adapter Supports installation of cooling fan USB 3.2 and PCle Extension with USB 3.2 per port data transfer Package Includes: 1PC Aluminum Gigabit ethernet PCIe Case note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.