Specifications: USB 3.0 Type C interface with transfer data rate up to 5Gbps. Easy operation: Plug and play, no extra driver is needed. It supports OTG function, you can let Type-C devices outside the U disk mouse and other peripherals. (Note: Your device must support the OTG function.) Convert all your standard USB A device to USB-C Type C device and connect to for MacBook and for Chromebook. Applicable for desktop computers, notebook computers, u disk, mouse, keyboard, smart phone, etc. Type: Type C Hub Adapter Material: Magnesium Alloy Input Interface: Type-C Output Interface: 3 x USB 3.0, 1 x TF Card Slot Number of USB Interfaces: 3 x USB 3.0 Maximum Transmission Speed: 5Gbps Working Temperature: 0～45 Celsius Degree Working Voltage: DC 5V Working Current: 500mA Function: OTG Features: Portable, Compact Size, Easy to Use Item Size: 300mm x 15mm x 10mm/11.81 and quot; x 0.59 and quot; x 0.39 and quot; (Approx.) Notes: Due to the light and screen setting difference, the item and 39;s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Type C Hub Adapter Portable, Compact Size, Easy to Use Magnesium Alloy Type C Hub Adapter Portable, Compact Size, Easy to Use Magnesium Alloy