The Anker USB 3.0 SD Card Reader Dual-Slot Data Transfer Device makes data transfer a breeze. This card reader and writer does both at the same time on two different cards because it has two slots. With one slot for a microSD card and another for a standard SD card, this USB 3.0 card reader handles two cards at once. If you’re pressed for time, you can quickly get photos and videos from your cameras, phones, and other devices. Because this SD card reader has two spots, you’ll be able to more easily save your data. Using USB 3.0, this device provides data transfer speeds of 5 Gbps. Not only can you get information off of two cards at once, but you can also transfer data between them incredibly fast. If you often work with SD cards, this product will speed up your job.