Feature: Rapid heat dissipation, no hot: striped design + aluminum alloy material, accelerated heat dissipation, safer and more stable operation. Simultaneous use of four ports: USB devices such as keyboard and mouse, U disk, hard disk, etc. can be connected at the same time. Support a variety of USB devices: Support mainstream USB devices on the market, plug and play. Wireless office, no delay: connect to Bluetooth-compatible, keyboard and mouse, etc., the operation is sensitive, continuous connection, no lag. Strong inner core, more fun: support multi-function running at the same time, fast transmission, stable connection, and stronger performance. Multi-system compatibility: No driver required, compatible with Windows series Mac OS and other systems. Product name: 4 port Type-c hub Interface craft:Nickel plating Wire core: tinned copper Cablesheath:environmental PVC Shell material:Aluminun USB Support:USB3.0*4