This is the main battery for the MacBook Air 13" Retina late 2018 and mid 2019 models only.
The theoretical capacity of this battery when new was 4,379mAh. This Grade-2 battery is holding between 75-90% of its original capacity, meaning a full charge capacity of at least 3,284mAh.
Condición : Grado-2
Grade 2 means that this battery has a full charge capacity of between 75% and 90% of its original quoted capacity.
Números de pieza : 661-11676, 820-01654, 020-02457, 2217-2548, A1965, J6W6
Garantía : 3 meses