Specifications: - 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