Easy&Fine 18 Months Full Warranty, MacBook New Battery A1321 Super Capacity(10.95V 77.5Wh) for MacBook Pro 15" inch A1286 (Only for Mid 2009, 2010 version), Black MacBook New Battery in high grade quality and 18 Months Full Warranty; 30 days money return guarantee ! Voltage: 10.95V Capacity: 77.5Whr, Color: Black Built-in circuit protection ensures both safety and stability New Replacement Products, Works as Genuine Parts; Easy&Fine&reg;is a registered U.S. Trademark under Serial number 86024160