Iphone 13 battery life ios 17 July 8, 2019 16 32 64 128 Iphone 13 pro battery life ios 17 Iphone 13 mini battery life ios 17 Iphone 13 pro max battery life ios 17 Iphone 13 battery life after ios 17 Iphone 13 ios 17.1 battery life Ios 17.5 iphone 13 battery life Iphone 13 battery hours Iphone 13 battery capacity