COMPATIBLE WITH THE HERO4 BLACK AND HERO4 SILVER MODE: Compatible with GoPro AHDBT-401, GoPro HERO4 Black and Sliver Camera (Not fit for GoPro HERO5/HERO3)

USING HIGH-TECH LITHIUM BATTERY TECHNOLOGY: Battery capacity 1600mAh/3.8V/4.9Wh/S-LB4 Li-ion for longer battery life

PACK OF 2 BATTERIES