Anker® New Laptop Battery for Toshiba PA3817U-1BRS PA3819U-1BRS Toshiba Satellite C655 L640 L650 L650D L655 L655D L700 L745 L750 L750D L755 L755D L775 L775D M640 M645 P745 P755 P775 Series – 18 Months Warranty [Li-ion 6-cell 4400mAh/48Wh]