1. Friendly reminder: This SD card reader only supports devices with a Lightning port or USBC port. Please ensure your device has one of these interfaces. 2. This SD card reader (Lightning USBC) features 3 slots, supporting SD cards and TF (microSD) cards, including standard SD/SDHC cards. (Note: WiFi SD cards are not supported. Only one card can be read at a time.) The additional USB slot works simultaneously, reducing workload, and is compatible with cameras, flash drives, mice, keyboards, and other peripherals. 3. Bidirectional transfer: This SD card reader allows batch uploading of photos and videos to your iPhone/iPad/Mac/camera, saving time. It also enables storing data from your phone or computer onto an SD card via the adapter. 4. Plugandplay: Easy to use, compatible with cameras, dash cams, phones, tablets, and other devices. No thirdparty app is needed—just wait 5 seconds after connecting to start transferring data. View and share photos/videos from the memory card anytime, anywhere. 5. Wide compatibility (Lightning USBC): This SD card reader supports both Lightning and USBC ports, making it ideal for Mac/MacBook, iPad Pro, and iPhones (16/15/14/13/12/11/XR/XS/X/8/7/6/5), as well as digital cameras. 6. Supports standard formats: Works with JPEG, RAW, SD/HD videos (H.264, MPEG4). Compact and lightweight for easy portability, enhancing convenience. 7. speed transfer: Achieves 14MB/s–20MB/s, enabling quick transfers of large photo and file batches, saving valuable time.