Get up to 6 hours of battery life with a new lenovo thinkpad t61 and r61 laptop battery. This battery is compatible with the 14-inch widescreen version of lenovo thinkpad t60, t61, r60, r61, t400 and r400 laptops replaces lenovo part numbers 41u3198, 43r2499, 42t4533, 42t5265, 42t4530, 42t4532, 42t4548, 42t4644, 42t4645, 42t4677, 42t4678, 42t4743, 42t4745, 42t4771, 42t5262, 42t5264.
Certified by ce, fcc, rohs. Rechargeable up to 800 times over life of batteries.