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10.95V 63.5Wh A1322 A1278 Laptop Replacement Battery for Apple MacBook Pro 13 inch Early 2011 2012 Late 2011 Mid 2009 2010
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A1322 Battery For Apple Macbook Pro 13 inch A1278 Mid 2012 2010 2009 Early 2011 - Newegg.com
MacBook Pro 13" A1425 Battery Retina Display (Late 2012 - Early 2013)
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How To Calibrate a Mac Laptop's Power System - NewerTech
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MacBook Air review (13-inch, mid-2012) - The Verge
NewerTech® : Batteries : NuPower® Battery for MacBook Pro 15" Unibody Early & Late 2011, Mid-2012 Models
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