Battery type: Li-Ion - no memory-effect Capacity: 6600 mAh Voltage: 10.8 V Energy: 71.28 Wh Colour: black Number of cells: 3 Weight: 448 g Compatible with the following device models: Lenovo ThinkPad T410i Lenovo ThinkPad T420i Lenovo ThinkPad T420 Lenovo ThinkPad T510 Lenovo ThinkPad T510i Lenovo ThinkPad T520i Lenovo ThinkPad T520 Lenovo ThinkPad W510 To ensure compatibility, please check to see whether the battery you are currently using is listed below.
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