SKstyle High quality Battery for Apple Macbook Pro 13 inch A1278 A1322 [2009 2010 2011 Version] Battery 020-6547-A 661-5229 661-5557 - 18 Months Warranty Battery type: Li-Polymer, Capacity: 63.5Wh. Replacement for Macbook MB990LL/A, MB991LL/A,MC374LL/A,MC375LL/A,MC700LL/A,MC724LL/A,MD314LL/A,MD313LL/A,MD101LL/A,MD102LL/A Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability 100% New from Manufacturer,CE-/FCC-/RoHS-Certified for safety, Up to 500 recharge cycles over the life of the battery Warranty: 18 Months warranty, 30 days money return guarantee, 24 x 7 email support