The compact and stylish design offers 4 USB 3.0 port expansions. The theoretical transmission speed of USB 3.0 is up to 5 Gbps, supporting the simultaneous use of 4 conventional USB devices. The unit provides a more stable power supply. Product Usage: Suitable for connecting USB devices such as mobile hard drives, U-disks, mobile phones, digital cameras, tablets, etc. It supports the simultaneous use of 4 USB devices, hot swapping, plug and play, and requires no drivers. Easy to place and use. Features: Product Material: High-strength ABS plastic Output Interface: USB 3.0 Type A x 4 female ports Lightweight, ultra-thin, and easy to carry Made of high-strength ABS plastic with a modern and creative appearance, beautiful and novel. LED indicator design for power status monitoring. 4-port USB interface supports hot swap, plug and play, easy to use. Supports overload protection and instantaneous current protection, effectively activating connected equipment and the HUB itself. Complies with USB 3.0 technical specifications, ensuring safe and stable data transfer. Driver-free support for Windows XP/Vista/7/8 and MAC with USB support.