How long does it take to charge the battery? It takes 90 minutes to fully charge the battery. Please power off the camera when charging. Related articles What's the battery life in normal conditions? Why is the camera so hot when it's charging? How do I save the camera's power? How long will it take the battery to fully charge? How long can it be used for? Where can I download YI Action Camera App? Comments 0 comments Please sign in to leave a comment.