Type: Li-Polymer, Voltage: 10.8V, Capacity: 45Wh 
Replacement For:A1280 A1278 MB771 MB771*/A MB771J/A MB771LL/A 
Please note this battery only fit 2008 Version,it won’t fit 2009 2010 2011 version A1278 battery! 
100% Brand New Replacement battery from Manufacturer. Rechargeable Up to 500 times over life of battery 
6 Months Warranty,