Easy&Fine&reg;Laptop Battery Replacement for SAMSUNG notebooks for SAMSUNG Q318 Series AA-PB9NC6B AA-PB9NC6B AA-PB9NS6B AA-PB9NC6W AA-PB9NC5B(6 cell 11.1v 5200mAh) Samsung New battery in high grade quality and 1 Year Full Warranty, 30 days money return guarantee ! Voltage: 11.1V, Capacity: 5200mAh; 6Cells; Color: Black; Replacement :AA-PB9NC6B, AA-PB9NS6B, AA-PB9NC6W Compatible with: NP-R468, NP-R469, NP-R470, R418, R420, R428,R429, R430 Easy&Fine&reg;is a registered U.S. Trademark under Serial number 86024160