Battery type: Li-ion, Voltage: 11.36V, Capacity: 99.5Wh/8755mAh.
AYIPE A1618 Laptop Replacement Battery is compatible with MacBook Pro 15" 15.4" Retina (2015 Version) MJLQ2LL/A MJLT2LL/A Series, A1398 020-00079 for flexible use.
AYIPE Macbook battery has Lithium Ion composition to offer longer battery life. The 8755mAh capacity makes sure that you Macbook is alive in and outside the home for a long time.
Operation time: Around 4 hours. In reality, this will depend on the amount of electricity required by the device and how it is used.