Selected ThinkPad Edge laptops. Compatible models include ThinkPad Edge E550, E550c, E555, E560 and E565 series. It has a 5200mAh capacity, 10.8V voltage and 6 cells, using Lithium Ion battery technology. Compatible part numbers include 45N1758, 45N1759, 45N1760, 45N1763 and 4X50G59217. This battery is a practical replacement for an old, weak or faulty battery. Condition: Brand New. Brand: Lenovo. Type: Lithium Ion. Capacity: 5200mAh. Voltage: 10.8V. Cells: 6. Please confirm your laptop model and battery part number before purchase. for use now