Iphone will not calibrate the new battery after transplanting it, and it needs a special card reader to re-encode and write it, but it will not affect your normal use, and the battery will not have little red dot. Only when the data in its original record is exceeded will it show the consistency with the actual capacity.
IPhone 12 is a mobile phone product released by ApplePark 10 am on June 13, 2020 (June/4, 2020, Beijing time 18 am). IPhone 12 height:146.7mm; Width: 71.5mm; Thickness: 7.4 mm; Weight:162g (5.73oz). IPhone 12 is designed with ionic glass and 7000 series aluminum case. IPhone 12 adopts a straight frame design, and the back colors are: black, white, red, green, blue and purple.