1,Multi-function: all-in-1, 3 USB ports + MS/SD/M2/TF 4 Card Reader, 7 Slots 2,High Compatibility: compatible with almost any System, Windows 98se/ 2000/ ME/ XP/ Win7/ Win8/ Win10 3,Low power consumption, over-voltage protection, over-current protection, short-circuit protection and prevent leakage protection function 4,Plug and Play, Lightweight & Portable: no driver needed, powered by USB, ideal for travelers 5,Maximum transmission speed up to 480Mbps Plug and play without power supply Plug and Play, Lightweight & Portable This hub is an external USB 2.0 combo which combines USB 2.0 hub with high speed card reader, 2.2x2.2x1.5inch, 4.23oz, no driver needed, powered by USB, ideal for travelers. Multi-function The USB 2.0 hub adds three USB ports to your PC allowing you to connect more 3 USB devices such as cell phones, external hard drives, USB flash drives and Printers to your PC. It doesn't require any software, driver or complicated installation process, every convenient. Board Compatibility Compatible with almost any System, Windows xp /ios/win7/win8 etc Safe and Reliable Over-voltage/over-current/short-circuit/prevent leakage protection, safer Kindly Note This card reader can NOT read two different types of cards at the same time. Package include: 1 x USB 2.0 Card Reader 1 x USB cable 1 x User manual