ABCENT Replacement Battery for Apple Macbook Pro 15" A1321 A1286 020-6766-B 661-5211 MC118 Battery Type:Li-Polymer;Voltage:10.95V;Capacity:73WH 100% New from Manufacturer, Up to 500 recharge cycles over the life of the battery CE-/FCC-/RoHS-Certified for safety. 24 x 7 email support, 8-hr x 5-weekday call support, 18-month hassle-free warranty. Package included:1* 1321 battery,3*Screwdrivers