USTOP 6 Cell Battery for Toshiba PA3534U-1BRS PA3535U-1BRS PA3535U-1BAS PABAS098 Black Battery Type: Replacement Li-ion Battery (Brand New) Voltage: 10.8V, 5200mAh; 100% OEM compatible Warranty: 3 years warranty, 30 days money back guarantee. CE FCC Certificates