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When you’re in the heat of the action, you don’t want your camera’s battery giving out on you at the wrong moment. That’s what the SP Gadgets Powerbar Duo is for. This handy mobile power source and charger lets you recharge any two HERO3 or HERO3+ batteries and a large variety of US devices.
Recharge your GoPro® battery or your USB device on the go or plug the Powerbar into the wall socket to charge its own battery in addition to any two HERO3 or HERO3+ batteries plus your GoPro®’s battery. The Powerbar has enough power for charging two batteries or can power USB-chargeable devices – so you can be sure you capture all of the action.