ATOLLA 4-Port USB 3.0 data Hub+1 Smart USB Charging Port Aluminum Splitter with 5V/3A Power Adapter and Individual On Off Switches
1.More data ports and quick synchronization: Turn 1 USB data port to 4, syncing data transfer speeds up to 5Gbps.
2.Individual on-off switches: No need to unplug devices after using, turn it off directly.
3.Smart charging port including AC adapter（US standard）: This port can provide up to 2.4A power supply for charging your mobile phone and tablet and more. In addition, An AC adapter can help transfer large amount of data more stably.