Specifications: Product Type: USB Type-C Hub Main Material: Aluminum alloy, ABS Interface: 2 x USB 3.0 port, 1 x USB Type-C port, 1 x HDMI port, 1 x SD card slot, TF card slot (Please Note: This Hub can only read a TF card or a SD card at one time) Connector: USB Type-C Warm tips: Below devices are often rated as followings for your reference: Mouse: 100mA Camera: >300mA Portable hard disk: Max. 500mA USB 3.0 portable hard disk: Max. 900mA Keyboard: Max. 500mA USB-C Compatible Designed to work with the latest generation of computers and smart devices that have USB-C ports. Including new 12 inch MacBook, MacBook Pro 13 inch /15 inch ,Google Chromebook 2016, Huawei Macbook 2016 as well as other USB Type-C devices. More Ports, More Convenience It solves your connectivity problems and allows you simultaneously add multiple USB peripherals such as a mouse, keyboard, USB hubs, printers to computers with limited USB ports, and save yourself from constantly switching devices. Sleek Size and Sharp Looking 1. Made from lightweight and durable aluminum alloy and coated with strength-enhancing anodized finish gives the hub excellent heat dissipation ability to remind cool under heavy workloads. 2. It is incredibly tough and durable, yet smaller and only slightly thicker than your smartphone. 3. It easily slips into any bag for you to bring your laptop on business trips or vacations. Each Set product Package Include: 1 X usb 3.1-c adapter 1 X Retail box package