Super Speed Data : The USB 3.0 Hub extension provides up to 5 Gbps data speeds let you transfer an HD movie in seconds, backwards compatible with USB 2.0/1.1, powered USB 3.0 hub
Every port with independent control swith
Every port has LED power light
Can be driven 500Gmobile hard disk without external power supply
Backflow prevention circuit design,in order to prevent electric current flow back to the device
Automatic switching between self-powered and bus-powered mode Supports Plug&Play
Power adapter is 5V 1A
High Compatibility This hub is USB splitter 3.0 for keyboard, wireless mouse, HDD, camera, good USB 3.0 hub for PS4, for Xbox, for MacBook Pro, for Surface Pro, for iMac
System Compatibility This powered USB hub compatible with most Windows 10, 8, 7, Vista, XP, Mac OS X, Linux (kernels 3.0 and later)
Notice :when you connect the Large capacity hdd or other Large Power devices, you may need to buy an external power adapter to let it work, because USB port have no enough power to drive it, thank you !
The main function of the USB HUB is to transfer data, not to charge the device.