SpeciFIcation:
Model  GU3037C(7-PORT)  
Input Interface  USB3.0 B typemaleport/DCpowerport  
Input  DC 12V;3A  
Led Indication  Red(Power)   Green(working)  
OperatingEnvironment  Working:0-50oC.  Storage:-20-70oC  
System Requirement  Windows Xp/Vista/7/8, Mac OS,Linux  
Dimension  110*43*23(mm)  
Weight  60g  
Marerial  Aluminum Alloy 

Features:
1. LED indicator for power status and USB working status
2. Multiple USB 3.0 interface supports plug and play,hot-swap, easy to use and carry
3. Support over current and instant current protection, protect the connected devices and hub itself
4. Support USB 3.0 super speed(5Gbps) transmission, downward compatible USB 2.0/1.1
5. Drive free,supports windows xp/ vista/7/8 and Mac OS, linux
6. Independent power supply provides stable power supply to connected devices