Interface: USB1.1 or USB 2.0;

4 ports;

Support high speed 480Mpbs,fully speed 12Mpbs,low speed 1.5Mpbs;

Plug & play and hot switching;

Over-current protection;

Compatible with all USB devices;

Support self power and USB bus power supply.

Single or multicolor LED display;

Flower or other outlook, look like more beautiful;

For promotion gift or other usage;