Lenovo 4X50K14091 Thinkpad Batttery 77+ 6-cell

General InformationThe 6-cell ThinkPad battery 77+ is a replacement/spare battery for P50 systems. The battery is rechargeable and can be used as a replacement or as a convenient spare for mobile workstation ThinkPad P50 systems. This battery is powered by Lithium-ion technology and has a safeguard chip which authenticates with Lenovo systems. The battery lasts on average 90 Watt-hours and utilises over-discharge protection to ensure a secure flow of power. Many factors affect battery life. These include: screen brightness, battery conditioning, features, applications, power management and other customer preferences.Lithium-Ion (Li-Ion) technology 6 cell system battery Over-discharge protection to prolong the life of the battery Battery energy (Watt-hours): 90 Wh Battery Safeguard chip authenticates with Lenovo systemsBattery InformationApplication/Usage: NotebookBattery Rechargeable: YesBattery Size: Proprietary Battery SizeBattery Chemistry: Lithium Ion (Li-Ion)Physical CharacteristicsHeight: 0.7"Width: 8.1"Depth: 2.3"Weight (Approximate): 1.04 lbMiscellaneousCompatibility: Lenovo ThinkPad Mobile Workstation Models: P50 P70 WarrantyLimited Warranty: 1 Year