Battery Type: Li-ion Voltage: 11.1V Capacity: 4400mAh Brand: Unbranded Compatible part numbers: AA-PB9NC5B AA-PB9NC6B AA-PB9NC6W AA-PB9NC6W/E AA-PB9NS6B AA-PB9NS6W AA-PL9NC2B AA-PL9NC6B AA-PL9NC6W compatible models: SAMSUNG SAMSUNG R423 R428 R429 R430 R431 R439 R440 R478 R480 Plus Series SAMSUNG R523 R538 R540 R580 Series SAMSUNG R730 R780 Series SAMSUNG RF410 RF510 RF710 Series SAMSUNG Q430 Series SAMSUNG P230 P330 P428 P430 P480 P510 P530 P560 P580 Series SAMSUNG E251 Series(All) SAMSUNG NP-E251 Series(All) SAMSUNG NP-E251E Series(All) SAMSUNG E152 Series(All) SAMSUNG NP-E152 Series(All) SAMSUNG NP-E152E Series(All) What's in the box 1x Laptop Battery