SpeciFIcation:
Model  GC003A  
Input Interface  Mini USB  
Outup Interface  4-Port USB 2.0 HUB  
Led Indication  Red(Power)  
OperatingEnvironment  Working:0-50oC.Storage:-20-70oC  
System Requirement  Windows Xp/Vista/7/8  
Dimension  100*45*120(mm)  
Weight  70g  
Marerial  Plastic  

Features:
1.   USB2.0 external hub. Backwards USB1.1 
2.   Hot-swap 
3.   Need no additional adapter. Powered by USB. Low power consumption 
4.   Support USB2.0 to Sata interface. USB2.0 with high speed up to 480Mbps 
5.   Super slim design,unique appearance.Easy to carry 
6.   Build-in LED indicator