SP-Gadgets Power Bar Duo GoPro HERO Charging Station Silver (Box44)There is nothing worse than going to capture a once in a lifetime moment only for your GoPro camera battery to die. The SP Power Bar Duo gives you the option of always having freshly charged GoPro batteries and gadgets wherever you are. The Power Bar Duo has a built in battery which can be charged via the mains or a laptop PC. It also has space to take two GoPro Hero 3 or Hero 3+ batteries which can be charged when the Power Bar is plugged into the