Anker 8-in-1 USB 3.0 Portable Card Reader

The Card Reader is 1.38in / 35mm wide (about the width of two USB ports). Simultaneously read and write on two cards to save yourself the effort of constant unplugging and re-plugging. USB 3.0 enables data transfer rates of up to 5Gbps for faster sync times, backward compatible with USB 2.0 / 1.1. Fully powered via your USB port — no additional power supply required. No drivers required for Windows 10/ 8 / 7 / Vista or Mac OS X 10.2 and above.