Compatibility: X825 is compatible with Raspberry Pi 4 Model B (1GB/2GB/4GB/8GB) only, does not support Raspberry Pi 3; The version for Raspberry Pi 5 is X1100 ^^
Update: X825 V 2.0 is the updated version from X825 V 1.5. Metal case for X825 V 2.0 is X825-C8. You can use X825 V 2.0 to DIY your family NAS via RaspNAS or OpenMediaVault etc ^^ X825 V 2.0 can support up to 4TB 2.5 inch SATA hard disk drives (HDD) /solid-state drive (SSD), on theory the SSD capacity is no limit, but SSD thickness is limited by the standoffs height and it's case ^^
User Manual: Google Geekworm Wiki and search X825 V 2.0 for document and manual ^^ How to power RPi4 and
X825 V 2.0: 5Vdc +/-5% 4A, Powered by Raspberry Pi 4 Type-C Power In port or DC jack of X825 V 2.0; How to power RPi4 and X825 V 2.0 and X 735: 5 Vdc +/-5% 4A, Powered by X735 Type-C or DC Jack Power In port