We all obsess over our iPhone’s Battery Health percentage. But there’s a deeper, more technical layer of battery diagnostics that most users never see: the battery’s serial number.
Once the battery is out, look at the white printing on the black or silver foil wrapping. You will see a barcode and a line labeled followed by 12 to 16 alphanumeric characters. apple battery serial number check
Until then, checking that hidden serial number is the best detective work you can do yourself. Have you ever found an “Unknown Part” warning on your iPhone? Let us know in the comments below! We all obsess over our iPhone’s Battery Health percentage
![Descriptive text: Example of a battery label showing "S/N:"] apple battery serial number check