Macbook pro 16 2019 battery mah July 8, 2019 16 32 64 128 Macbook pro 16 2019 battery capacity mah Macbook pro 16 inch 2019 battery capacity mah Macbook pro 16 inch 2019 battery mah Macbook pro 2019 16 inch battery life Macbook pro m1 16 inch battery replacement