Fotodiox Pro WonderPana Go H3 Macro Kit – Fotodiox, Inc. USA
Amazon.com : Complete AC/ DC Power Kit for GoPro Hero 3+ and Hero 4 (Not compatible with Hero 3 & older) Includes USB Power Cable,Water-resistant Backdoor Passthrough,and 3 Adapter Plugs (US &
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Mini Usb To 3.5mm Mic Microphone Adapter Cable Cord For Camera Gopro Hero 3 3+ - Power Cables - AliExpress
Core SWX GoPro Battery Eliminator with Wall Adapter DV-GP3-USBPS