Materiaal: Aluminium + PlasticThrough the TYPE C interface connection, it supports the type chigh-definition video output interface, which can expand and mirror thescreen of the mobile phone and the computer to the video display devicesuch as projection and high-definition TV, as well as external devicesthat can be connected to USB3.0 to solve the new computer It supportsTF/Security Digital card reading and writing due to the problem that themobile phone has only one C port and cannot connect to more devices.Computer office, conference, PPT presentation, home audio and videoentertainment, mobile games, external extended keyboard, mouse,TF/Security Digital card reading and writing.Interface:1 * USB 3.1 Type-C connector cable3 * USB 3.0 Type-A port1 * HDMI-compatible output port 4K/30hz1 * Security Digital card slot1 * TF card slot1 * PD charge portNote:1. Please Allow 1-3cm Differs Due To Manual Measurement.2. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. Please refer to the actual product.Thanks For Your Understanding.Due to different lighting and screen settings, the color of the item may be slightly different from the picture.Please allow for slight size differences due to manual measurements.Package includes main product only