EXTENDED BATTERY LIFE - Includes two 1160mAh lithium-ion batteries, ensuring your GoPro HERO4 is always ready to capture every moment, doubling your recording time for longer adventures. RAPID DUAL CHARGING - Features a compact USB dual charger, allowing you to charge two batteries simultaneously, saving valuable time and ensuring your GoPro is always powered up. ULTIMATE COMPATIBILITY - Specifically designed for GoPro HERO4, these AHDBT-401 batteries offer seamless integration and reliable performance, matching the original specifications. SUPERIOR DURABILITY - Crafted with high-quality lithium-ion cells, these batteries provide consistent power and long-lasting performance, with a robust design to withstand rigorous use.