PolarPro has officially launched its PowerVault case for the GoPro. The PowerVault serves double-duty as a carry case for GoPro cameras and accessories, and it includes a built-in 5200mAh battery that can recharge a GoPro battery up to six times.
The PowerVault offers two GoPro battery power stations for directly charging a battery, as well as a USB port that can provide power to other USB devices like a smartphone when you are far away from civilization.
The PolarPro PowerVault retails for $99.99. Check it out here at B&H Photo.