Portable Mini USB2.0 Port Four-In-One HUB Laptop Deconcentrator

Features:
Small in size and light in weight, convenient to carry and use.
Superior ABS cover, smooth surface, quick heat dissipation rate, wear-resistant.
4 groups port, plug and play, no harm for machine's original interface.
Total 4 ports, standard USB2.0 port, support multiple machines to use at same time.
High quality copper line, more stable and quick to transform data.
Compatible with USB1.0/1.1/2.0 standard specification as well, high transform speed.
Built-in overload voltage and instant current protection function, safe and convenient to use.