Amazon.com: Wasabi Power Battery (2-Pack) and Charger for GoPro HD HERO2, GoPro Original HD HERO (2010 model) and GoPro AHDBT-001, AHDBT-002 : Electronics
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GoPro Enduro Dual Battery Charger + Battery (HERO12 Black/HERO11 Black/HERO10 Black/HERO9 Black) Black ADDBD-211 - Best Buy
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Amazon.com : Wasabi Power Battery Charger for GoPro HD HERO2, GoPro Original HD Hero and GoPro AHDBT-001, AHDBT-002 : Camera And Camcorder Battery Chargers : Electronics
Gomadic Portable External Battery Charging Kit suitable for the GoPro Hero 2 Includes Wall; Car and USB Charge Options