This brand new Lenovo ThinkPad T440P T540P L540 L540P W540 replacement laptop battery features lithium-ion cells. Li-ion battery technology provides longer run times with less weight. In addition, Li-ion batteries are not subject to the memory effect common with older battery technology. This laptop battery replacement is 100% compatible with the original battery specifications and is individually tested and backed by a 2 Year warranty.
You can expect about 2 - 3 hours of run time with this computer battery when new, depending on your energy use. If you are looking for even
longer battery run times, check out our extended run battery for your HP laptop (our
This battery replaces the Lenovo T440P series laptop batteries and a host more which are listed at the extreme bottom of this web page.