The ultra high-performance Enduro battery for HERO13 Black delivers exceptional recording time in a wide variety of conditions and temperature ranges. Key Features: - Over 3 hours of 1080p30 recording or over 1.5 hours when recording 4K30 or 5.3K30 video. - Use it as a replacement or spare for the one that came with your GoPro. What's in the Box: - 1x Enduro Battery 2-Pack (HERO13 Black)