Features: 1.USB interface is universal for devices, support USB disk, keyboard, mouse, USB printer and so on. 2.The shell is made of aluminum alloy, more durable and has a longer service life. 3.Tablet connect to keyboard and mouse, writing is easier.Writing documents, chatting, playing games are faster and more convenient. 4.Mobile phone and tablet connect gamepad to play games, easier to operate. 5.Plug and Play, Direct Reading: Easy and fast operation. Once insert, usb can be automatically recognized. 6.Fast Transmission, No Wait: Fast transmission of file data, movie with seconds. 7.Mobile phone connect the USB, movies, documents to watch at any time no need with network. specification:Condition: 100% Brand New Item Type: USB OTG Adapter Material: Aluminum Alloy Shell Optional Color: Black, Silver, Gold, Rose Gold InterfaceType: Type-C interface, USB3.0 interface, for Android Micro interface PackageList:2xOTG Adapter with Chain Note1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.