ELECBRAiN New Replacement Battery for MacBook Pro 17-inch Series A1189 A1151 A1212 A1229 A1261 MA458 MA458/A MA458G/A MA458J/A MA092KH/A MA092LL/A MB166/A MB166B/A [11.1V 68WH] Battery Type: Li-Polymer; Capacity:68Wh; Cells: 6-cell; Voltage: 11.1V 100% Compatible Non-OEM : Lithium Ion (Li- ion) Long Life Battery: Rechargable with No Memory Effect and Power Surge Protection Fit Laptop Models: Apple Macbook Pro 17'' A1189 A1151 MA458 MA458 /A 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. Elecbrain is focusing on providing quality power products from factory direct sales and excellent customer service.After-sales Service and Warranty: 24 x 7 Email Support and 12 Months warranty.Our goal is low price but high quality,100%compatible,excellent service and 100% satisfaction!Buy with confidence!