ClearMax Battery for GoPro HERO3, HERO3+ and GoPro AHDBT-201, AHDBT-301, AHDBT-302 (1200mAh, 2-Pack) This Kit Includes 2 High Capacity Lithium-ion Batteries Rechargeable Li-Ion Batteries with Premium Battery Cells Integrated Microchip Prevents Overcharging & Lengthens Battery Life Batteries are fully compatible with the GoPro HD HERO3 and GoPro AHDBT-201, AHDBT-301