Item Type: USB C to USB Hub Material: ABS, Aluminum Alloy Interface: 1 Usb3.0 Port, 3 Usb2.0 Ports, 1 Usb C Power Port Plug: Usb 3.1 Type C Usb 3.0 Port: Supports Up to 5 Gbps Data Transfer Usb C Power Port: Support 5V 2A OTG Function: Support for Android OTG Function Compatible Operating Systems: for Windows OS, for OS X, for Google for Chrome OS 1USB C to USB Hub: Massive expansion, equipped with 1 USB C power port, 1 USB0 port, 3 USB0 ports. 2High Speed Transmission: The USB 0 port transfers data at up to 5 Gbps, 10 times faster than USB 0. Great for transferring media files. 3USB C Power Port: The charging port lets you charge your laptop while transferring data and connecting multiple low power peripherals, connecting a mouse, hard drive, keyboard, desk lamp, printer, and more. 4Portable: Unique snap type storage method, which is portable, does not take up space, and is easy to carry when going out to work. 5Premium Materials: Made of aluminum alloy and ABS, high temperature resistance, wear resistance, non fading, environmentally friendly and durable. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.