You can use it easily without driver because of its plug and play design. You can carry it easily as it features compact and ultra-thin.Adopting a 4-in-1 design, it supports simultaneous transmission and use of U disk, mobile hard disk, keyboard and mouse and other devices.It is made of aluminum alloy shell and fine craftsmanship, which is solid and durable.The length of the product is 10.5cm, the width is 3.8cm and the height is 2.3cm. The USB cable length is 30cm.It is suitable for the extended use of Type-c port computer and mobile phone data transmission. The mouse, keyboard connection, peripheral device connection, through the USB port downstream can charge the mobile phone and other multi-port distribution lines. The theoretical speed of standard USB3.0 is 5Gbps. The theoretical speed of standard USB2.0 is 480Mbps.Item Name: HubMaterial: Aluminum AlloyConnection Interface: USB/Type-C (Optional)Interfaces: 1 x USB3.0, 3 x USB2.0Transmission Rate: 5GbpsUSB Cable Length: 30cmFeatures: 4 Ports, Portable, High SpeedSize Details: Hub Size: 10.5cm x 3.8cm x 2.3cm/4.13" x 1.5" x 0.91" (Approx.)USB Cable Length: 23cm/9.06" (Approx.)Notes: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.Package Includes:1 x Hub