GoPro Dual Car Charger
Keep your GoPro cameras charged while on the road. With the Dual Car Charger USB ports, you can quickly charge two GoPro cameras at once. You can also charge and record simultaneously. Charge up to two cameras at once 1 amp per port for a quick charging solution Simultaneously record video or photos while charging Compatibility : All GoPro cameras What's in the Box ? Auto Charger 2 USB Cables
GoPro Dual Car Charger Review
I bought several battery chargers and this is the right one.