Description: Capacity: 3400 mAh Voltage: 11.1V (10.8V) Number of cells: 6 Cells technology: Li-Ion Warranty: 12 months Cells manufacturer: Green Cell Colour: Black Overdischarge protection: Yes Overcharge protection: Yes The possibility of return: Up to 30 days Product code: LE83 Manufacturer: Green Cell Compatibility list: Compatible with following battery models : 0A36287,42T4844,42T4845,42T4846,42T4847,45N1038,0A36309,45N1036,45N1037,45N1143 Compatible with following devices : Lenovo ThinkPad T420s,Lenovo ThinkPad T420si,Lenovo ThinkPad T430s,Lenovo ThinkPad T430si