Features: The Compute Module 5 Expansion Base Board is to seamlessly integrate with all variants of the CM5. Offering both Ethernet and Type C 5V 5A power supply optios for efficient networking and power delivery through a single cable. Supports M.2 NVMe solid disk drives, providing significantly faster read/write speeds compared to traditional small card slots, and allows booting from NVMe Solid disks in size 2280, 2260, 2242, and 2230. Power over Ethernet: Provides networking connection and power to your RPi in a single cable. Rich peripherals connectors, onboards connectors USB/Ethernet/Small card slots. Specifications: Type：Compute Module 5 Power Over Ethernet Base Board Support Ethernet and Type C 5V 5A power supply Supports M.2 NVMe Solid disk drives size 2280, 2260, 2242, and 2230 Size：about 160x90mm/6.3x3.54in Package Includes: 1PC Compute Module 5 Expansion Board note: Due to problems of lighting effect there will be certain tolerances in product, please understand. Please allow 0-1cm error due to manual measurement.