Battery for IBM ThinkPad T40 ThinkPad R50e ThinkPad R31 ThinkPad A21 200mAh
IBM ThinkPad T40, ThinkPad R50e, ThinkPad R31, ThinkPad A21. ✔High-capacity, long battery life – 200mAh for premium quality and performance with an increased lifespan. Capacity : 200mAh. IBM 02K6541.