EXTENDED RECORDING - The Green Extreme AHDBT-901 battery boasts a 1730mAh capacity, ensuring your GoPro Hero 9 Black captures more action on a single charge, eliminating interruptions. RELIABLE POWER SOURCE - Engineered with premium lithium-ion cells, this 3.85V battery delivers consistent and dependable power, providing stable performance for all your adventures. SEAMLESS COMPATIBILITY - Specifically designed for the GoPro Hero 9 Black, the AHDBT-901 battery offers perfect integration, guaranteeing optimal functionality and preventing compatibility issues. LIGHTWEIGHT DESIGN - Weighing only 1.1 oz, the Green Extreme battery adds minimal bulk to your camera setup, maintaining portability without sacrificing power or performance during shoots.