This brand new Lenovo G580 series battery features the highest quality lithium-ion cells and components. Higher quality lithium-ion cells charge faster and last longer than cheaper batteries which can wear out in just a few months. Don't be tricked by the attractive price of low quality batteries. In fact, most of our sales come from folks who have already bought a replacement battery from a cheaper competitor but did not last!

Each Lenovo G500 G510 G580 battery is tested, inspected and backed by a 2 year warranty. We offer a 30-day money-back guarantee

Li-ion batteries are not subject to the memory effect common with older battery technology. This G580 battery is 100% compatible with the original Lenovo battery specifications and is individually tested and backed by a 2 Year warranty.

You can expect about 2 hours to 3 hours of run time with this Lenovo G580 battery when new, depending on your energy use.