Digipower Multipurpose Battery Charger for GoPro Hero4 Black/Silver & GoPro Hero3+ & Hero Battery Charger Black RF-100GP34 - Best Buy
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Smatree 1290mAh Replacement battery for GoPro Hero4 (Pack of 2) Bundle with 3-Channel charger and USB Cord for Gopro Hero 4 Camera Camcorder-Smatree Gopro Accessory