Back to top 

 Back to top 

• All our laptop batteries are brand new with new case and new cells, we have 1 year replacement warranty on these batteries. See more details at Battery Feature.
• Please check your original laptop battery's OEM part number which is printed on your battery label, laptop model number with our postings and picture before the purchase to make sure you get the correct battery.
• Upon initial use or after a long storage period, the laptop battery may need 3 - 4 cycles of charge / discharge before achieving full capacity.
• New battery is hard to hold charge sometimes, you may need remove the laptop battery from the device and reinsert it for several times to wake up dormant cells. Occasionally, BIOS updating is required to make the battery work normally on your device.
• See more battery tips at Battery Care and Battery FAQs.

This page is about 42T5262 42T5264 42T5265 6-Cell 5200mAh IBM-Lenovo R400 T400 R61 R61i T61 T61p 14.1 Inch Widescreen Replacement Extended Laptop Battery (90D WRNTY). The laptop battery is compatible to IBM-Lenovo 42T4667, 42T5225, 42T5226, 425227, 42T5229, 42T5262, 42T5264, 42T5265, 413196, 41U3198, 41U3197. This 6-cell extended battery works on IBM-Lenovo ThinkPad T61, R61 14.1 inch widescreen laptop notebook computers.