This Serial ATA Hard Drive Adapter allows you to add a second hard drive to your laptop system. With a second hard drive, you can quickly store and back up critical data. Simply remove your CD/DVD-ROM drive and replace it with this caddy, which includes the added hard drive. This adapter is guaranteed to work and is of high quality. The adapter is plug and play and supports hot swapping. It works in the 12.7mm Ultrabay of your computer and accepts SATA HDD and SDD hard drives. It provides a fast and reliable connection in your device, just like the primary HDD. Additionally, it is fully integrated into your laptop, eliminating the need for cables, PSU, or software drivers. The adapter is made of magnalium and has dimensions of 127x126x12.7mm. It has a SATA interface and is compatible with various computer models such as ThinkPad E420, E425, E430, L410, Lenovo Y430, Y450, V450, E46, E46A, Dell N4010, N4030, Acer Aspire 3750, 3935, Samsung E3415, RC410, and more. The package includes 1x 2nd SSD HDD Hard Drive Caddy and 4x screws. Please note that the actual color of the item may vary due to monitor differences. Make sure to compare the detail sizes with yours and allow for a 1-3cm error due to manual measurement. If you encounter any problems with the product, please contact us before leaving negative feedback. Thank you for your understanding. Key Features: Add a second hard drive to your laptop Quickly store and back up critical data Plug and play, supports hot swapping Fast and reliable connection in your device Fully integrated into your laptop Made of high-quality magnalium Compatible with various computer models Package includes screws for installation