The Auto Charger from GoPro features dual USB ports. It's designed to charge up to two HERO Cameras at once. Plus, you can record video or shoot pictures while charging. Each USB port delivers a quick 1 Amp charge and can be used to charge almost any USB device. The charger works with any GoPro HERO model from the HD HERO through the HERO4 as well as many third-party devices with USB charging.
Dual USB ports quickly charge up to two GoPro HERO cameras at once
Each port affords a 1.0 Amp quick charging solution
Simultaneously record video or photos while charging