Belkin SuperSpeed USB 3.0 4-Port Hub
Ever felt that you need more USB 3.0 port? With the Belkin SuperSpeed USB 3.0 4-Port Hub, you get 3 more from 1 port on your computer.
It does not draw power from your computer battery though, so you need to use one of wall socket to provide power to the hub.
That's why unlike most USB hubs, it can support external hard drives that draw power from the USB port.