2x AHDBT-301 Batteries for GoPro Hero 3 Plus Black White Silver
GoPro HERO3, HERO3+ Battery (1200mAh) by Wasabi Power
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
GoPro Hero3 Third Party Battery Comparison / Review - YouTube