LB1 High Performance Battery for Acer UM08A71 Laptop Notebook Computer PC [3-Cell 11.1V] (Black) 18 Month Warranty compatible with battery part numer LC.BTP00.017, UM08A31, UM08A51, UM08A71, UM08A72, UM08A73, UM08A74, UM08B71, UM08B72, UM08B73, UM08B74 compatible with laptop modle series:Aspire One A110 A150 D150 D250 Aspire One Pro 531f GATEWAY LT1001J series laptop battery High capacity battery certified by CE and RoHS. Non-OEM but 100% OEM compatible! Warranty: 30-day money back & 1-year guarantee!