Should the battery health of alien notebooks be changed by 70%?

The battery health of the alien notebook is 70% and does not need to be replaced. The battery of the alien notebook only needs to be replaced when it is 50% healthy. The battery capacity of the alien notebook is not very large, generally at 50,000 mAh. If the loss exceeds 50%, it means that only about 20000 mA can be stored.