Ian splus charging 90% setting method: can be set in the large screen charging interface home page, there are two options for optimal charging 90% and full. Turn on the optimum charge 90%. Here is an explanation of why 90%, on the one hand, to protect the battery and extend the battery life.
On the other hand, the upper limit of supercharge is only to be charged to 90%, more than 90% of the part is not charged, if you want to be full to 100%, you can only slowly charge to 100% after the supercharge station is filled to 90%, in fact, you do not need to 100% every time, one month or two months can be filled 1 time, usually 90% is enough.