GoPro HERO3, HERO3+ Battery (1200mAh) by Wasabi Power
GoPro Rechargeable Li-ion battery for GoPro Hero3 & Hero3+ White, Silver & Black Editions
Amazon.com : Kastar GOPRO3 Battery (3-Pack) and Charger Kit for GoPro HD HERO3, HERO3+, AHDBT-302 Work with GoPro AHDBT-201, AHDBT-301, AHDBT-302 : Electronics
Wasabi Power Battery for GoPro HERO3, HERO3+ – iSOFT
Wasabi Power Battery for GoPro HERO3, HERO3+ (1280mAh, 2-Pack) - Walmart.com