The 2nd generation Product has been Updated on 1/10/2016. The latest version improves some of the bugs reflected by our users by updating the firmware.;10x data transfer speed - the 7 USB 3.0 Ports support transfer speed of up to 5Gbps， 10 times faster than USB 2.0.It is also backward compatible with USB 2.0/1.1.;3 charging Ports power all your devices - 3 BC1.2 charging Ports can deliver up to 5V/1.5A per port that charge 1.5x Fast when compare with 5V/1A Original Charger;Plug and play - compatible with and support Plug and play feature in most Windows 10， 8.1， 8， 7， Vista， XP， MacOS， and Linux systems;Considerate design - a dim White LED indicator on the power button and 7 dim White LED indicators beyond Each USB port help visualize the connection status