This is the internal battery for the MacBook Pro 17" mid 2009 and mid 2010 models.
Battery Specs:
•7.3Vdc
•95Whr
•13,000mAh
The theoretical capacity of this battery when new was 13,000mAh. This Grade-1 battery is holding between 90-100% of its original capacity, meaning this Grade-1 unit will have a full charge capacity of at least 11,700mAh.
Condition : Grade-1
Grade 1 means that this battery has a full charge capacity of 90% or more of its original quoted capacity.
Part Number(s) : ZM661-5535, ZM661-5037, 020-6313-C, A1309
Warranty : 3months
Compatibility: