Power your X3 action camera with this Rechargeable 1800mAh Battery from Insta360. With a 10% increased capacity for a total of 1800mAh, this battery ensures you can capture all the action for up to 81 minutes. Its lithium-ion chemistry can be recharged in just 90 minutes for continued use. Included with the battery is a box to store it in with built-in memory card storage.