Features: New NVMe SSD do not have partitions and need to be partitioned and formatted when first connection to the RPi before they can be accessed in explorers. X1012 is NVMe+POE expansion board for RPi 5, providing reliable power and larger storage for RPi. It can easily connect various M.2 SSD lengths (including 2280, 2260, 2242 and 2230). It supports booting the operating system from the SSD, allowing faster startup of applications and file copying. POE (Power Over Ethernet) refers to the ability to provide power to RPi base networking devices while transmitting data signals without affecting the standard Ethernet wiring. With support for multiple NVMe M.2 SSD size (2230/2242/2260/2280), ensures versatility and adaptability for various storage requirements Specifications: Component:ABS Type:Expansion Board/Expansion Board+Shell Size:Approx.8.7x5.6cm/3.42x2.2inch Package Includes: 1 Set Expansion Board note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.