Mophie told us a couple of months back that it would be bringing its GS3-friendly Juice Packs to market sometime around late October / early November, and, well, today's the day the handy add-on is finally up for grabs. As you can see above, the battery case will be available in white and black livery, with the company promising its 2,300mAh peripheral can "virtually double" battery life on the Galaxy S III without adding too much heft to the device. GS3 owners can snag one of Mophie's renowned
