SLODA New Laptop Battery for Apple A1382 MacBook Pro 15" Core i7 Early 2011 MC721LL/A MC723LL/A Late 2011 MD318LL/A, Mid 2012 MD103LL/A, Late 2011 MD322LL/A MD322LL/A, Mid 2012 MD104LL/A, fits 661-5211, 661-5476 [Li-Polymer 10.95V 66Wh] Battery Type:Li-Polymer;Voltage:10.95V;Capacity:66Wh 6000mAh;6 Cell. 100% New from Manufacturer, High Performance 66Wh 6000mAh A1382 Replacement Battery Overcharger and Discharger Circuit Protection, CE-/FCC-/RoHS-Certified for safety Low power consumption IC design; Tested with strict quality control standards; Warranty: 1 year warranty, 30 days money return guarantee,24 x 7 email support.