• Compatible 4 Channels switch help to improve the compatibility.You can try to move " A""B""C""D" if your Laptop can not read HDD
• Compatible with: 2.5"/9.5mm SATA HDD or SSD, Hard drive NOT include.100% 9.5 mm-thick caddy
• Fully integrated into laptop, no cables/PSU/software driver need.Fast & Reliable connection in laptop, just as the primary HDD Make NTFS hard drive if you are using it as a New in Disk management
• Supports 99% Laptops with 9.5mm size DVD Writers. Please email or call us if you have query regarding to compatibility with your Laptop

Note: Kindly Mention size 9.5 mm or 12.5 mm.