1、Hot Swap Capability: The HDD internal SATA tray can be installed in the 3.5in floppy drive bay of the main computer case, ensuring a secure connection and providing easy mobility for your hard drive 2、Durable Materials: The SATA HDD enclosure is made of aluminum alloy and stainless steel to help maintain the ideal drive operating temperature and also provides cooling. Built in key lock function ensures data security 3、General Compatibility: The HDD mobile rack cage is compatible with 2.5 inch drive format for mechanical SATA hard drives, SSDs. Trayless design for quick installation and removal without tools or screws 4、Scope of Application: Ideal for professional users, suitable for server computers, cloud computing storage, desktop PCs, media backup, security systems, etc. Note that this built in hard disk extraction box only supports 7 to 9.5mm hard disk thickness 5、6Gbps Transfer: 2.5in SATA internal hard drive tray supports SATA I/II/III and can provide up to 6Gbps transfer speed for optimal performance