This USB 3.1 (10Gbps) hard drive enclosure is a spare SATA drive enclosure for use with the StarTech.com S251BU31REM Hot-Swap Hard Drive Bay for 2.5 SATA SSD/HDD. Add swappable storage capability This SATA to USB enclosure can be used as an extra hard drive enclosure for the hot-swap bay in order to provide multiple enclosures that can be swapped in and out of a main computer system. It's perfect for adding drives for backup rotations, and data recovery strategies. Take your data with you If you need access to your data outside of the office, you can use the enclosure as a standard USB 3.1 (10Gbps) enclosure -- a powerful external storage solution when you need access to your files while you're on the road. The enclosure includes a Micro-USB to USB-A and a Micro-USB to USB-C cable, so you can plug the enclosure into your laptop and access your data anywhere you go. The S251BU31REMD is backed by a StarTech.com 2-year warranty and free lifetime technical support.