Stay unplugged longer with these genuine Lenovo batteries. These rechargeable batteries use Lithium-Ion technology and can be used as replacement for aging system batteries or as a convenient spare battery.
T440p, T540p, W540, L440, L540
6 cell system battery
Over-discharge protection to prolong the life of the battery
Battery energy (Watt-hours): 57Wh
Battery Safeguard chip authenticates with Lenovo systems