Specifications: Capacity: 11.41 V / 5086 mAh / 58 Wh Estimated charge and discharge frequency: about 500 times. Durable, over-current protection, over-charge protection, over-discharge protection, and temperature control,A1964 A1989 A1989(EMC 3214) A1989(EMC 3358) A2251(EMC 3348) for MacBook Pro 13 Inch A1989(EMC 3214)(Mid 2018) and A1989(EMC 3358)(Mid 2019) and A2251(2020 Release), MR9Q2LL/A MR9R2LL/A MR9T2LL/A MR9U2LL/A MR9V2LL/A MV962LL/A MV972LL/A MV982LL/A MV992LL/A MV9A2LL/A MWP72LL/A MWP82LL/A MWP42LL/A MWP52LL/A MWP62LL/A MR9Q2 MR9R2 MR9T2 MR9U2 MR9V2 MV962 MV972 MV982 MV992 MV9A2 MWP62;For A1964 A1989 A1989(EMC 3214) A1989(EMC 3358) A2251(EMC 3348) 020-02497 616-00419;