Dual-purpose Integrated Design: Memory cards can be connected to your iPhone 15/15 Pro/Pro Max, laptop, USB C smartphone, and USB C tablet more easily thanks to USB C and USB 3.0 dual ports with SD and Micro SD card slots. 5 Mbps Quick Access: A USB 3.0 memory card reader can transfer 1G files in a matter of seconds because it supports transfers 10 times faster than a USB 2.0 card reader. Two cards Work at the Same Time: The ability of the UGREEN USB C SD Card Reader to read both SD and microSD cards simultaneously reduces the need for frequent plugging and unplugging and increases productivity. All-encompassing Compatibility: Compatible with memory cards up to 2TB in size, including SD, SDHC, SDXC, MMC, RS-MMC, Micro SD, Micro SDHC, and Micro SDXC. Portable & Trendy: The wear-resistant metal UGREEN Card Reader is a fantastic portable device.