92P1011 IBM Lenovo 10.8V 4400mAh 6-Cell Li-Ion Battery (Sanyo) for ThinkPad R50 T40 T41 T42 Series (Refurbished)
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for IBM T40 11.1V 5200mAh Black Laptop Battery for IBM Thinkpad T40 T41 T41p T42 T43 R50 R50e R50p R51 R52 Series Laptops - China Laptop Battery, IBM Battery | Made-in-China.com