1. [For iPhone Memory Card Reader] : This flash sd card reader supports sd memory cards with capacities up to 256GB and makes it easy to download photos or videos from sd cards directly to an iPhone or ipad and share them on social media anytime, anywhere. 2. [Format and Capacity support] : Thunderbolt to Memory Card converter supports standard photo formats (including JEPG and RAW) and SD and HD video formats (including H.264 and MEPG-4). sd card support from digital cameras, action cameras, drones, tracking game cameras. This SD card-to-phone adapter lets you share great moments on social media in real time. 3. [Plug and play] : there is no need for a third party to connect the application, no need to use the computer as a medium when using the card reader, and no need to install any application, plug and play, please wait 5 seconds after connecting the device. 4. [Two-way transmission] Two-way transmission, applicable to iOS 13-16 devices. Import data from an SD card to an iPhone/iPad or export files from an iPhone/iPad to an SD card adapter. Includes movies, music, Word, Power point, Excel, PDF and more. 5. You will get a Lightning to SD card camera reader adapter.