Size: 104*21*35mm(4 port) / 164*21*35mm (7 port)
Color: Black
4 / 7-Port SuperSpeed USB 3.0 Hub supports data transfer rates of up to 5Gb/s
This bus powered hub will support up to 900mA of current
Plug and play. No drivers needed. Compatible with Windows Mac and Linux
SuperSpeed USB 3.0 ports to your computer with this 7-port hub / 4 port hub
Each port has a power switch and LED power indicator
Detachable tangle-free 1.5 foot USB 3.0 cable
Each port has an individual power switch and a blue LED power indicator
Voltage and current overload protection will protect the hub and connected devices
Weight: 120-178g
Package:
1* 4 / 7 Port USB 3.0 Hub On/Off Switches AC Power Adapter

Tips: The product only can transfer and Sync Data instead of charging.If you want to chargeyou need to plug a adapter with enough 2A current power.
Note: Please allow errors of the color from different monitors and the measure by hands.