Pearstone Duo Battery Charger Review

One of the things that I was happy to see at the launch of the Canon 5D MKIII was that they have kept the venerable LP-E6 battery that was first introduced more than three years ago with the MKII.  I’ve always been amazed at it’s capacity and in the last few years several third party accessory manufacturers have also adopted it for powering video equipment accessories such as LCD monitors of external video recorders.  Of course it’s also been used in the 7D and 60D!  In other words, if you are a Canon shooter then the chances are you have