USB hub-- 7-port usb3.0 ( ) with charging and data transmission functions.
Charging port hub-- multi- functional and versatile, it has one charging port and seven USB 3. 0 ports.
Data transmission hub-- the blue interface has LED design, and the red interface has a red LED design.
Dc round port hub-- a nice for your friends and a good helper in your daily life.
Aluminum alloy hub-- independent sub- control : each is independently controlled, and the button can be turned off when the USB flash drive is plugged in and not in use.