Feature: 1. According to the ergonomic designed, is simple and beautiful, suitable for any group of people. 2. Powerful and multi-functional, Type-C double-sided plug-in, anti-oxidation and durable. 3. Supports commonly used USB devices such as mouse and keyboard, USB fan, USB printer, etc. 4. Small size, easy to carry and store, with good practicality and easy to use 5. Strict quality control and quality assurance, high safety factor, can be used with peace of mind Specification: Item Type: HubSize: Approx.10mm / 0.4in, 28mm / 1.1in, 85mm / 3.3inTransfer rate: 480MB / S USB Type-C interface: Approx. 8.25 x 2.4mm / 0.3 x 0.1in The USB Type-C interface contains 24pin terminals, supporting forward and reverse insertion and removal Output interface: three USB 2.0 + one TyPe-c HUB hub, backward compatible with USB 2.0 / 1.2 / 1.0 (For Air TYPE-C output to the signal source of four USB2.0 mobile hard disk / mobile phone / U disk interface, high-speed USB 2.0 speed). Package List: 1 x Hub