Note: This battery is NOT compatible with the Lenovo T400 and T410 laptop models. If your laptop models does not have the "S" suffix than it does not work. Here you can find the Lenovo ThinkPad T400 battery. We use the highest quality lithium-ion battery cells and components that charge faster, last longer and weigh less than cheaper, lower quality batteries. Cheap batteries can wear out in just a few months. Our batteries can last up to 5 years. This ThinkPad T410s battery is 100% compatible with the original Lenovo battery specifications and is individually tested and backed by a 2 Year warranty. Tech Specs Xtend brand; 11.1 Volts - also compatible with 10.8 Volt systems; 3400 mAh or 3.7 Ah; 6 Cell Li-ion; Samsung (South Korea); Black; Assembled in China; 2 Year Warranty; 30 day full satisfaction guarantee; 300-500 recharge cycles; You can expect about 4 - 5 hours of run time with this Lenovo ThinkPad battery when new, depending on your energy use. You can get longer battery life by dimming your screen and closing unused programs. Replaces these
Lenovo battery part numbers: 42T4688 42T4689 42T4690 42T4691 42T4832 42T4833 51J0497 ASM P/N 42T4832 FRU P/N 42T4832 Battery 59 Battery 59+


