Waveshare Mini Dual Gigabit Ethernet Mini-Computer Kit for RPi CM4 is a compact dual-network carrier and enclosure kit designed around the Raspberry Pi Compute Module 4 platform. According to the official Waveshare product page, SKU 23852 corresponds to the CM4-DUAL-ETH-MINI-BOX (EU) version, which includes the base board, assembled metal case, and EU power supply option.This mini-computer kit is intended for developers and integrators who want a neat CM4 networking platform with dual RJ45 Gigabit Ethernet, onboard USB, TF storage support for CM4 Lite variants, RTC support, fan header support, and Mini-PCIe expansion. The official page also clearly notes that CM4 is NOT included, so this listing is for the carrier kit and accessories rather than the Compute Module itself.Features Mini computer kit designed for Raspberry Pi Compute Module 4 SKU 23852 corresponds to CM4-DUAL-ETH-MINI-BOX (EU) Includes base board, assembled metal case, and EU power adapter option Dual RJ45 Gigabit Ethernet ports with 10/100/1000M compatibility ETHERNET 0 uses the original CM4 network port ETHERNET 1 uses a PCIe-expanded network port USB 2.0 Type-A host port Mini-PCIe expansion interface 40-pin GPIO header for Raspberry Pi compatible expansion TF card socket for Compute Module 4 Lite variants without eMMC RTC support and fan header support Metal case design with cooling-oriented structure Specifications Parameter Value Model CM4-DUAL-ETH-MINI-BOX (EU) SKU 23852 Platform Raspberry Pi Compute Module 4 Product Type Mini dual Gigabit Ethernet mini-computer kit Ethernet Dual RJ45 Gigabit Ethernet, 10/100/1000M compatible USB USB 2.0 Type-A port Expansion Mini-PCIe GPIO 40-pin GPIO header Storage Support TF card socket for CM4 Lite variants without eMMC RTC Supported Fan Header Supported Case Assembled metal case Power Adapter Option 5V 3A EU power adapter Official Weight 0.263 kg Applications Compact dual-Ethernet edge gateways Industrial and embedded network appliances Router, firewall, or IoT control prototypes CM4 evaluation and integration projects Custom products requiring dual Gigabit Ethernet and neat enclosure packaging Package Content CM4-DUAL-ETH-MINI plus metal case, assembled x1 5V 3A power adapter x1 Screwdriver x1 Thermal tape 2 pcs x1 set Black anti-slip rubber 4 pcs x1 set Notes Official page states this kit is for reference only and CM4 is NOT included. The TF card socket is intended for Compute Module 4 Lite variants without onboard eMMC. Power adapter is listed as an option on the official package content, and SKU 23852 corresponds to the EU version. Resources Official Waveshare product page Official Waveshare wiki