- Notebook battery
- 1 x lithium ion 4500 mAh
- for ThinkPad R51; T43; IBM ThinkPad R50; R51; R52; T40; T41; T42; T43; Lenovo ThinkPad R51
This new Li-Ion laptop replacement battery from V7 is 100% compatible with your ThinkPad T40, T41, T42, R50, R50E, R50P, R51, R52 (standard capacity) laptop and is rated at 11.1V, 4400mAh. V7 laptop batteries meet or exceed the original LENOVO - IBM laptop battery specifications because they are manufactured for high performance in ISO 9000 factories using the best quality cells and most up to date safety and engineering control standards.