USB Hub is a device that expands one USB interface into multiple interfaces, allowing simultaneous use of these ports. Commonly known as a hub, it uses a topology to connect multiple USB devices. This USB hub features low power consumption, low operating temperature, and a reduced pin design, making it popular for various applications. It can be connected to computers, computer fans, MP3 players, USB drives, voice recorders, digital cameras, and other compatible USB devices.Direct connection to the computer requires no external power supply, offering a simple and convenient user experience. The computer automatically recognizes and installs the device—no additional driver is needed, enabling true plug-and-play functionality. Suitable for students, engineers, technicians, and general users.Product Parameters: Working Voltage: DC 5V USB Ports: 3 USB expansion ports that can operate simultaneously Compatible with USB-powered lights and related USB devices Driver: No driver required—automatic recognition and installation by the computer, plug and play Color: As shown in images Material: Plastic + Metal Package Contents: 1 x Extension module Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.