How to recover the imbalance of the power of lithium -ion battery battery group in the lithium -ion battery pack? If the lithium -ion battery pack is unused, it will also lose power. This phenomenon is called the self -discharge phenomenon of the battery. Different use environments, application status, and life stage, the self -discharge rate of lithium -ion batteries will be different. So, how should the imbalance of the power of lithium -ion battery packets recover? The manufacturer of the lithium -ion battery gr