1、6Gbps Transfer: The 2.5in SATA internal hard drive enclosure supports SATA I/II/III and can provide up to 6Gbps transfer speed for optimal performance. 2、Hot Swap Function: The HDD internal SATA enclosure 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. 3、Key Lock Function: The HDD mobile rack cage has a built-in key lock function to ensure data security. The rack is made of aluminum alloy and stainless steel to maintain the ideal working temperature and excellent heat dissipation. 4、Trayless Design: The trayless design allows for quick installation and removal of hard drives without tools or screws. Hot swappable backplane compatible with all 2.5in drive formats, whether mechanical SATA HDD or SSD. 5、Scope of Application: Ideal for professional users, suitable for server computers, cloud-based storage, desktop computers, media backup, security systems, etc. Please note that this built-in hard drive extraction box only supports 7 to 15mm hard drive thickness. Item Type: 2.5in Internal HDD Enclosure Material: Aluminum Alloy, Stainless Steel Transfer Interface: Support SATA I/II/III Applicable Hard Drive: 2.5in SDD, HDD Number of Connected Hard Drives: 1 Transfer Rate: Up to 6gbps (depending on hard drive speed) Maximum HDD Height: 15mm/0.6in Hard Drive Capacity Support: Unlimited Applicable Installation Space: Computer Case 3.5in Floppy Drive Bay System Requirements: for Win, for OS X 1 x 2.5in Internal HDD Enclosure 1 x SATA Data Cable 8 x Screws 4 x Screw Washers 2 x Keys 1 x User Manual