Sowtech USB 3.0 Hub connects all your devices to your computer with this 4 ports usb hub. -4 of USB ports support charging and synchronising four devices simultaneously. -Plug the DC cable into the DC entry， then trun on the switch. -The computer will automatically install the driver at the first time when you connecting on the hub. -Multiprotection: It protects a short-circuit protection， overcurrent protection， overvoltage protection leakage protection and overheating protection for your device & equipment by avoiding damage. Features: Material: Plastic USB Connectors: USB 3.0/2.0/1.1 Compatible: Windows XP/Vista/7/8/8.1/10， Linux ，Mac OS 10.0+ Data Transfer Rate: 1.5/12/480Mbps and 5Gbps Input: AC100~240， 50~60Hz Output: DC5V/3.5A Note: 1. Sowtech usb hub can work as a charger and data transfer， 2. In order to enjoy the super speed of 5Gbps， PC host and OS must fully support USB 3.0， otherwise it can only reach the speed of USB 2.0 standard. Package lists: 1 * USB 3.0 HUB 1 * USB 3.0 Cable 1 * Power adapter 1 * User Manual