Easily transfer photos and videos to your Phone/Pad from your camera and share them freely on social networks. The adapter has four transfer ports to transfer photos and videos from XQD / SD / TF / USB cameras in four ways. The USB 3.0 female interface can connect a variety of USB peripherals, such as camera, keyboard, mouse, USB flash drive, hub, audio / MIDI interface, Ethernet adapter, etc. Use the charging interface to make sure you have enough power when using your Phone/Pad. The adapter is small, lightweight, functional and easy to operate, and will be a great partner for your travel and work. 1. How to use : 1). For iOS 12 and before : The import box will pop up automatically when the adapter is connected, then select the photos you need to transfer. Under this system, the adapter can only transfer from the XQD/SD/Micro SD/USB interface to the ihone/Pad, and can only transfer photos and videos. 2). For iOS 13 and later : The import box will not pop up automatically when the adapter is connected, you need to open the "photo" / "file "for transmission. Under this system, the adapter supports two-way transmission, and supports the transfer of photos / video / file / music.