Batteria Li-Ion Polimeri ad elevato standard produttivo, assemblata con celle di classe At, compatibile per notebook Apple Compatibilità Part Number: a 1322 Modello apple Mac Book Pro 13 a 1278 (2009 Version) Mac Book Pro 13 MB990*/AMac Book Pro 13 mb 990ch/a Mac Book Pro 13 MB990J/AMac Book Pro 13 mb 990ll/a Mac Book Pro 13 MB990TA/AMac Book Pro 13 mb 990zp/a Mac Book Pro 13 MB991*/AMac Book Pro 13 mb 991ch/a Mac Book Pro 13 MB991J/AMac Book Pro 13 mb 991ll/a Mac Book Pro 13 MB991TA/AMac Book Pro 13 mb 991zp/a Mac Book Pro 13 Precision Aluminum Unibody (2009)