I don't travel a lot, but I do have a MiFi which I use during the frequent power outages that seem to plague the area where I live. To help monitor my connection and the battery life of my MiFi, I use a Mac utility called Mi-Fi Monitor. It resides in the menu bar and displays both a battery level and a signal strength indicator pulled from your MiFi hotspot. All it takes is a quick glance to make sure your MiFi is charged and connected to your mobile broadband connection.
You can click on the Mi-Fi Monitor app if you need more information about your connection. The app will tell you the amount of data you've used in this current session, the network to which you're connected and the connection type. As you can see from my