The DJI Extreme Battery Plus for Osmo Action 5 is a high-capacity, lithium-ion battery designed to power your Action 5 Pro, Action 4, and Action 3 cameras for up to 4 hours, or up to 3.6 hours in temperatures down to -4°F. The battery can be charged inside of the camera with a USB-C cable, but can also be charged with the optional Battery Case.