- Lithium-Ion (Li-Ion) technology
- Six-cell, rechargeable system battery
- Standard system battery specifications
- Over-discharge protection
Stay unplugged for longer with the ThinkPad T400s Series 6-Cell Battery. This rechargeable battery uses Lithium-Ion (Li-Ion) technology and can be used as a replacement for ageing system batteries or as a convenient spare battery. (For battery life, go to lenovo.com/alldaycomputing)
Compatible with T400s, T410s.