ThinkPad Battery 680C52861
- Lithium-ion technology 3 cell system battery
- Over-discharge protection to prolong the life of the battery Battery energy (Watt-hours): 23.5Wh
- Battery Safeguard chip authenticates with Lenovo systems
The rechargeable 3 cell ThinkPad battery lasts for approximately 23.5 watt hours*. Each one utilizes advanced Lithium-ion technology and over-discharge protection to prolong the life of the battery. The battery is safeguarded with a chip which authenticates with Lenovo systems. *Battery life is affected by a multitude of factors, including: features, battery conditioning, power management, applications, screen brightness, and other customer preferences.