?Features:
Multiple USB3.0 ports support Hot-Swap， plug and play， easy to use and carry.
Support USB3.0 superspeed transmission up to 5Gbps， backward compatible with USB2.0/USB1.1.
Drive free， support Windows XP/Vista/7/8 & Mac computer supporting USB.
Support over current protection and instant current protection， protecting the connected devices and HUB itself.
LED indicator for power status and USB working status.
Independent universal power adapter provides stable power supply.
Aluminum alloy housing with sand blasting workmanship provides marvellous hand feel and terrific heat dissipation.
Reasonable layout with fashionable design makes it look smart and decent.

Specifications:
Interface: USB 3.0 B type male， USB 3.0 A type female， DC power adapter
Switch button: Power on/off
System supported: Windows XP/Vista/7/8 & the Mac with USB port
LED indicator: Blue， each LED indicator shows the working status of each USB
Power adapter: Input: 100-240VAC， 50/60Hz， 0.8A; Output: 12V 2.5A
Operation environment: Operation temperature: 5 ~ 40→; Storage temperature: -20 ~ 70→
Product material: Aluminum
Product color: Black/ Silver
Product size: Approx. 14 * 5 * 5cm / 5.51 * 1.97 * 1.97in
Product weight: Approx. 244g / 8.6oz
Package size: Approx. 16.5 * 12.5 * 7.5cm / 6.5 * 4.92 * 2.95in
Package weight: Approx. 542g / 1.19Lb

Package includes:
1 * 7 Ports USB HUB
1 * DC power adapter
1 * USB3.0 data cable
1 * User manual