SPIN CART 4 Port USB HUB 3.0 Extension, High Speed Data Transfer Splitter for Laptop, PC, USB Flash Drive, Keyboard…

USB Hub: USB port adapter supports the simultaneous expansion of four ports, which can not only transfer data but also charge the computer at the same time.
Strong compatibility: 4 Port USB hub plug and play, no need to drive, compatible with windows, Mac OS X, Linux and other systems. USB 3.0 hub is backward compatible with USB 2.0 and USB 1.1. Special note: Mobile / tablet OTG extension is supported, but mobile / tablet must have OTG function, and OTG adapter needs to be purchased separately.
USB port devices: USB disk, mobile hard disk, USB Fan, keyboard, card reader, mouse, printer, heat sink, drawing board, USB lamp, etc.
High quality: USB multiple port hub adopts nickel plating process, plug resistant, anti-oxidation and rust proof; it has built-in engineering level main chip, high efficiency and stability of data transmission, and no loss of file copy.
High speed data hub: supports up to 5Gbps (USB 3.0) transmission speed, and 480mbps (USB 2.0), 12MB (USB 1.1). Note: the hub supports a maximum output current of up to 900 ma. So some hard disks that need more than 900mA current need external power adapter.