The UGREEN Multi-function Card Reader Case serves as both a high-speed data transfer tool and a secure storage hub for your memory cards. This gray device features a native USB-C interface and includes a braided cable along with a USB-C to USB-A adapter, ensuring you can connect it to a wide range of hardware including MacBooks, iPads, Android smartphones, and computers running Windows, macOS, or Linux. Built with an aluminum body and a shock-resistant silicone protective layer, the case measures 124.3 x 57.4 x 25.7 mm and provides dedicated slots for 6 SD cards, 4 Micro SD cards, and 1 Nano SIM card. A SIM eject tool is included to help you manage your mobile cards easily. Utilizing the UHS-II protocol and USB 3.0/3.1 Gen 1 standards, it reaches transfer speeds of up to 5Gbps, allowing you to move large files quickly. For those who need to manage multiple sources of data, the reader supports simultaneous reading and writing for two cards, specifically in combinations of SD1 and TF or SD1 and SD2. This makes it a practical companion for photographers or content creators who frequently swap between different SD, SDHC, SDXC, and Micro SDHC formats while keeping their media organized and protected from physical damage.