Hub has 4USB3.0 high-speed transmission interfaces, the high-performance main control chip can ensure that each USB3.0 interface runs at a theoretical high-speed bandwidth of 5Gbps, which is beneficial to the simultaneous use of multiple devices, and it supports high-speed 5Gbps.Built-in current protection setting can effectively protect the connected device and the hub itself, which can enhance durability and reliability, and ensure safety and stability.USB3.0 interface supports hot plugging and can be plug and play.The appearance design is generous, the interface laptops.Item Name: 4 Ports USB HubMaterial: Aluminum AlloyFeatures: 4Ports, Multifunctional, Plug and Play, Easy to UseSize: 7.3cm x 4.3cm x 1.3cm/2.87" x 1.69" x 0.51" (Approx.) Total Length: 25cm/9.84" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x 4Ports USB Hub