Specifications:

Dimendions: 4.33 X 1.69 X 0.9 in
The product itself Built-in USB cable (25 in )
USB 3.0 supports high speed 5Gbps transmission, and backwards compatible USB 2.0 / USB 1.1
Support Windows XP / 2000 / 2003 /Vista / 7 /8 and Mac os ( 10. x and above ),Linux.

Packaging Contents:
1 x 4 Ports USB 3.0 Hub

• 4 USB 3.0 Superspeed ports + 1 Smart Charging Port.
• Built - in intelligent charging ( Max 2.4 A ). Offine smart chip charging.
• Each port correspond an electronic switch.
• Electronic switch: Turn On:Press it shortly; Turn Off: Press it more one second.
• An extension DC5V Power interface.

4 USB 3.0 Superspeed ports + 1 Smart Charging Port.Yong Xuan