Lenovo ThinkPad 57++,P/N: 0C52864 9 Cell Extended Life Lithium Ion Laptop Battery, 100 Wh, 10.8v, 1.07 lbs, Retail Packaged

Extend the runtime of your ThinkPad with the Battery 57++. It has 9 cells and so lasts for an incredible 100 watt hours. It can be used as a replacement or spare for older ThinkPad laptops. It is equipped with over-discharge protection; to help prolong the life of the battery; and is rechargeable. Battery life varies due to many factors. These include: applications; battery conditioning; features; screen brightness; power management and other customer preferences.Product Features:Compatible with W541; W540; T440p; T540p; W540; L440 and L540Over-discharge protectionSafeguarded with a chip to authenticate itself with Lenovo systemsSpecifications:Battery Types: 9 Cell Lithium-IonBattery Power: 100 WhBattery Voltage: 10.8 VBattery Weight Metric: 0.48KgMin Operating Humidity: 0.08Max Operating Humidity: 0.95Min Operating Temperature: 5 degreeCMax Operating Temperature: 35 degreeCSupported Operating Systems: OS IndependentDimensions (H x W x D): 0.79 x 8.60 x 2.92 in. (20.1 x 218.5 x 74.2 mm)Weight: 1.07 lbs. (0.485Kg)Warranty Types: 1 Year - Customer Replaceable UnitWarranty Period: One year