Pros:

1. It is compact and of light weight
2. It offers great safety through the WiFiWall alert feature that notifies you of a malicious attack
3. It gives users protection and full control over their data
4. It requires no extra software before it can be used
5. It offers a WiFi strength signal display which allows user to choose the best public wifi to connect to
6. It has a rechargeable battery which makes it lasting

Cons:
For the service it offers, it is relatively expensive for an average user