Built-in multiple for protection functions such as overvoltage, short circuit, overheating, and overcurrent. Support hdd and ssd with thickness of 7-12.5mm, easy to carry. The shiny metal enclosure is designed for good heat dissipation, fine workmanship, compact appearance, fashionable and practical. Ultra-fast transfer speed: up to 6Gpbs transmission speed.. With for and secure locker design, ensuring security of your hard disk. Internal Interface:SATA Size:2.5 Inches Size: 152x102x25.4mm/5.98x4.0x10in The product appearance and printed words depending on batch, but this does not affect use. Colour:Black Material:Metal Package Contents: 1 * hard drive box 2 * cables 1 set * parts 1 * Instructions in Chinese and English Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.