Never scratch your laptop with the TP-Link UH400 USB 3.0 4-Port Portable Hub (Black). The sharp metallic USB connector that typically scratches the surface of your laptop can be stored in a slot on the UH400. Ten times faster data transfer Ten times faster than USB 2.0, with four extended USB 3.0 ports that support data transfers of up to 5Gbps, and backward compatibility with USB 2.0/1.1Tangle Free The folda