B00QSEF9A8 Power2000 6-Pack AHDBT-401 High-Capacity Replacement Batteries with Rapid 3-Channel Charger for GoPro Hero4 Black, Hero 4 Silver Digital Cameras – Ultrapro Bundle Kit

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Fully compatible with Hero4 Black and Hero 4 Silver models. Bundle includes all of the following items:
4-pc GoPro Hero4 AHDBT-401 Replacement High Capacity Rechargeable Battery, Lithium-Ion No Memory Design
Rapid Triple Battery Charger included. Powered by AC or USB, allows charging of 3 batteries at once to save time
Bonus Accessories also Included: Mini Travel Tripod, Cleaning Kit, Screen Protectors
3-year manufacturer warranty included