No need for cumbersome installation, just insert the hard disk directly into the slot and you can use it. It also supports high-speeds memory cards and USB, and supports plug-and-play hot swap. It can read 2 hard disks ( + ) at the same time, it is easy and convenient to expand the storage capacity of your hard disk, and it is more convenient for data storage and backup. Features -Color:Black -Material: Plastic. -Size: 13.10 x 10.40 x 6.50cm/ 5.15 x 4.09 x inch. - Supported capacity: 6TB. - Transmission interface: USB2.0. - Transmission speeds: 480Mbps. - Supports a high transmission speeds of 480Mbps. Plug and play, support hot swap. - Durable and useful. Lightweight and portable, can be used in anytime and anywhere. - Two hard disks can be read at the same time. It is a good helper for your computer. - Support backup. It is suitable for 2.5 and 3.5 inch / hard drives on the market. - Open my computer, you can see the drive letter, and the signal indicator is on when reading the drive. Package list: 2 x hard disk base