If you're highly mobile, if you travel to trade shows or just walk around campus all day, or perhaps if you take long plane flights, you already know that for all the great features of the Apple iPhone, extended battery life ain't one of them. Indeed, when we recently attended the 2009 Consumer Electronics Show it was by the end of the first day when it became apparent that the iPhone just didn't have the...

Continue reading about Review: iPhone add-on batteries from PowerAir and mophie