Super-Speed UHI-S Card Reader - This multi-card reader brings high-performance syncing and high capacity into a perfect balance, enabling up to SD 3.0 (95MB/s) of data transfer. Transferring files in seconds maximizes the performance of your cards while saving your time on heavy-duty work. Support up to 256G memory cards | Use 3 Cards Simultaneously - This card reader allows reading and writing on 3 cards at the same time, offering easy access to cards to transfer files between each other. Support SD/SDHC/SDXC/MMC/RS-MMC/Micro SD/Micro SDHC/Micro SDXC/CF Type I and more compatible UHS-I memory cards | USB On-the-Go Ready - Work with tablets and phones with USB OTG function like new iPad Pro, Samsung Galaxy S10/S9/S8 and Note 10/9/8, to act as a host device to back up your files when a laptop is not available. High-speed data transmission rate and streamlined Mac-like design makes it a great companion at work | Driver-Free & Power-Free - Plug and Play. Hot swapping design avoids data lost during constant unplugging and re-plugging. Together with the aluminum alloy casing for premium heat dissipation and LED activity indicator, this high-quality and ultimately durable adapter is safe and effortless to use | Compatibility - For Apple 2016 2017 2018 2019 2020 MacBook Pro 13/15/16, MacBook 12, 2018-2020 MacBook Air & iPad Pro, Surface Go/Book 2/Pro 7, Chromebook, Samsung Galaxy S20/S10/S9/S8/Plus/Note 10/9/8, more Type C laptops, phones, tablets supporting OTG function