Toshiba Portege R835-St6n02 Laptop Battery 8400mAh - Shopforbattery premium 9 cells battery Laptop battery for TOSHIBA PORTEGE R835-ST6N02. 100% OEM compatible. Volts: 10.8V, Cells: 9, Chemistry: LiIon, Capacity: 8400mAh, Brand new replacement laptop battery with 1 year manufacturer warranty Battery made with high quality components and battery cells. Ship direct from manufacturer