The Genuine OEM Battery L17L3P51 01AV445 is a high-quality Lenovo ThinkPad laptop battery designed for models such as E480, E485, E580, E490, and E590. With a voltage of 11.1V and a Li-ion battery type, this black battery offers reliable power for your laptop. Backed by a 1-year manufacturer warranty, this battery is compatible with Lenovo ThinkPad products and ensures a seamless fit and function for your device. Made in China, this battery is a dependable and genuine replacement for your Lenovo laptop.