Why do so many people use portable WIFI, what advantages does it have?

First, you can connect anywhere the network, because the WIFI signal on your body, use very convenient. This is the most important.

Second, using a variety of portable WIFI traffic operators to offer packages, using relatively low cost.

Third, portable WIFI device is very small, general like id card size, it is lightweight, simple to use.

Fourth, the portable WIFI can provide a mobile WIFI network; can provide access to multiple services to a single machine.

Fifth, portable WIFI very simple to use, you can use the boot. WIFI boot will carry a WIFI network through a direct connection using a computer or mobile phone.

Sixth, portable WIFI offer WIFI network, you can own one to use, but also with colleagues, friends and family to use together, so avoid using public WIFI, reduce the risk of information leakage.
Etekcity 300Mbps B/N/G wireless adapter:
Improve your reception with dual adjustable 6 dBi antennas
Transfer rates up to 300Mbps for rapid file transfers and lightning-fast web access
Supports WEP 64/128-bit, WPA/WPA2, and WPA-PSK/WPA2-PSK security
High-power output up to 1000mW ensures a stable connection to the network
Compatible with Windows XP/Vista/7/8, Linux and Mac

Check Etekcity USB Wireless Wi-Fi Network Adapter:http://www.amazon.com/dp/B006JWMOOI