Product name: Four-in-one multi-function OTG adapterInterface type: Type-C/USB2.0/Lighting/Miceo USBMaterial: ABSWeight: 30gSize: 45*45*7.7mmSupport memory card reader type: MicroSDNote: Apple mobile phone users need to install the software when they use it for the first time. The software can be installed by scanning the QR code at the back of the box, or the card reader will automatically pop up a window to install the software.Mobile phone card reader, mobile phone capacity support expansion, get rid of the traditional U disk restrictions.Instantly save, high-definition pictures, 4K video can be directly saved to the TF card.High-speed transfer of large files, not easy to lose or damage.Break through IOS system management restrictions, without logging in ITUNES for transmission.Strong compatibility, convenient transfer, suitable for multiple device interfaces.Mini, compact, easy to carry, stylish and beautiful.