LENOVO ThinkPad SL400 Battery Detail Info: Tech Specs : Lithium-Ion, 6Cell 4400mAh Color : Black Weight : 304g Dimension : 204.90 x 58.60 x 20.50 mm Condition : 30 Days Money Back 12 Month Warranty. Quality : ThinkPad SL400 Lenovo battery use high quality Sony LG Sanyo Samsung new Cells, certified by CE and RoHS. Feature : Long ThinkPad SL400 battery life and maximum power, quick-charging ! LENOVO ThinkPad SL400 Laptop battery is designed to be 100% compatible and is designed to meet or exceed original specifications. LENOVO ThinkPad SL400 Laptop Batteries replacement are warranted for a full year to ensure your complete satisfaction.