Features: The X1007 is a PCIe to double HDD/SSD expansion board specifically for RPI 5 It supports 2pcs 2.5inch HDDs and Solid Disks, providing for RPI 5 with a highly capacity storage and fast speed storage solution to take full advantage of the storage capacity. The Sata3.0 can reach speeds of up to 5Gbps. The X1007 is mounted on the bottom for RPI 5 and not interfere with the GPI0. Convenient to expand other HAT; In addition, X1007 and the hard drive for RPI 5 power supply, simplifies the power supply doesnot need a redundant power supply. Specifications: Compatibles for RPI 5 5B and supports expansion of other for RPi Adapter Supports simultaneous connection of 2.5'' HDDs and M.2 2280 Solid Disks, Compliant with Serial ATA3.0 specification, backward compatibles 2.0 and 1.0. Supports HAT+ STANDBYs power state, which automatically shuts down devices when power down. Compatibles 6G, 3G, 1.5G hard disks; for RPI 5 PCle interfaces design Size：about 16.45x7.18cm/6.48x2.83in Package Includes: 1PC X1007 Expansion Board note: The X1007 for data storage purposes and currently not support booting from HDD/SSD using existing firmware. New hard disks are not partitioned and will need to be partitioned and formatted on first use before you can access them in Explorers.