Fits Apple Macbook pro 15" [2011 2012 mid], compatible MC721LL/A,MC723LL/A,MD035LL/A,MD318LL/A,MD322LL/A,BTO/CTO,MD103LL/A,MD104LL/A,BTO/CTO.
Last around 3-5 hours general use, Depend on your work.
Voltage: 10.95V, Capacity: 7000mAh/77.5Wh, 500 recharge cycles.
Installed easily with the included screwdrivers.
18-month warranty, 30 days money return guarantee,friendly customer support.