If you are running out of USB hosts on your computer, this HUB will be an ideal solution for you to add 3 USB 3.0 ports and connect USB peripherals. Also with card reader function, fits Micro SD and SD flash memory cards. Add 3 USB 3.0 ports for your computer in seconds Data transfer rate up to 5 Gbps, 10 times faster than USB 2.0 Compatible with Micro SD & SD flash memory cards Backward compatible with USB2.0 and 1.1 devices Ultra slim size and integrated 8 inch USB3.0 cable fit any Laptop, Notebook, Ultrabook, Macbook etc. USB bus powered, no additional power adapter needed Plug and play, supports hot swapping, no install driver needed Package included: 1 x ORICO 2 in 1 3-Port USB 3.0 HUB + Card Reader (H3TS-U3) 1 x User Manual 1 x Service Card