Lanfeld 4-port USB 2.0 Hub Splitter Dragged Four Computer Conversion Usb Hub Splitter Multi-interface Usb Hub Expansion with Individual Power Switches and Leds-black Independent switch, short-circuit double protection with LED indicator lights, solve all the troubles the computer lacks USB interface. Four interfaces, each of the highest-powered 500mA, up to 1TB hard drive. Using real import 2.0 high-speed chip, plug and play, supports a variety of USB devices. Faint lighting design, which is rare in the general HUB. High-speed, creativity, convenient, practical, fine workmanship, fashionable appearance.