Gomesupply Li-ion Laptop computer Battery Replacement ( 6 cells 4400mAh ) for Toshiba 3817 Satellite L745 L745-S4210 L745-S4235 L745-S4302 L745-S4310 L745-S9423RD and Free Gift 5 Capacitor Pens Gomesupply P/N:Toshiba 3817 Brand:TOSHIBA Type:Li-ion Cells QTY:6 Voltage(V):11.1V Capacity:4400mAh/48Wh Color:Black 1 Yr warranty and Free Gift 5 Capacitor Pens