... CE,FCC cert Hot Sell 4 Ports USB Hub with Fashionalbe ShapeFunction:USB hubs,computer usb hubs,usb hub 2.01.4 USB2.0 high speed ... /480Mbps6.Individual port over-current protection7.Friendly and ergonomic design,portable8.Provide up to 500mA per port sufficient for ... 11 years' efforts, we have had the capabilities in product design, product development, production planning and quality assurance. We have ...