Expand 4-port USB Hub for USB Disk, Card Reader, USB Mouse, USB Keyboard, Scanner and Other Computer Peripheral Products Product parameters: Input voltage: 5V Material: ABS Product weight: 50g Transmission rate: up to 480mbps / S Working current: 500mA Working temperature: - 20 ℃ - 75 ℃ Selling point: 1. Support hot swap and low power consumption. Suitable for U disk, reader, USB mouse, USB keyboard, scanner, digital camera, digital video camera, USB sound card, hard disk and other computer peripheral devices 2. Expand 4-port USB, each port power supply up to 500mA, using 2 generations of USB hub controller, no driver, plug and play, all using first-class high-quality electronic devices, to ensure the stability of the product Expand 4 USB 3.0 ports to your device No driver needed, Plug N Play for both Mac & Windows Data transfer speed up to 5GB/sec Work with up to 16 TB Hard Drive Disk