TGF&reg; 10.95V 60Wh New Laptop Battery For Apple A1331 A1342 13.3 Inch MacBook Unibody (for MacBook Late 2009 Mid 2010) MacBook Air MC234LL/A MC233LL/A--12 Months Warranty [6-Cell Li-ion 10.95V] Battery Type: 6 Cells Li-ion Capacity: 10.95V 60WH Color: Black Replacement For: Apple A1331 A1342 Unibody MacBook(for 2011 2012 version) Fit Model: MC234LL/A MC233LL/A MC375LL/A MC374LL/A CE-/FCC-/RoHS-Certified. Tested under strict quality control standards, strict guidelines for compatibility Warranty: 12 Months warranty, 30 days money return guarantee.