Iphone 16 pro mah battery capacity July 8, 2019 16 32 64 128 Iphone 16 pro max mah battery capacity Iphone 16 mah battery capacity Iphone 16 plus mah battery capacity Iphone 16 pro 256gb battery mah capacity Iphone 16 pro max 256gb battery mah capacity Iphone 13 pro max mah battery Iphone pro max 14 battery life Iphone 12 pro max mah battery