Is the health value of the newly bought Apple 7plus battery 86 normal?

Abnormal, the battery health value is only 86, indicating that this mobile phone is a second mobile phone, and the health value to be used is only 86. Under normal circumstances, it takes one year if you use it quickly, and about two years if you use it slowly. Unless you know that this mobile phone is a second-hand phone and the battery health value is only 86, you have to change the battery, otherwise the battery will be useless.