Lenovo, Thinkpad, battery, T440, 57+6cell

Thinkpad battery, T440, 57+6cell&nbsp,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.Lithium-ion technology 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 &nbsp,

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