This Lenovo replacement laptop battery fits the Lenovo Y50-7 Y50-80 and includes the Touch Series, the Eraser Series and the IdeaPad Y50 Series. This battery does features lithium-ion cells inside. 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 - 4 hours of run time with this computer battery when new, depending on your energy use.
Like all Li-ion primary batteries, your run time will decline over time.
This battery replaces the Lenovo L13M4P02 series laptop batteries and a host more which are listed at the extreme bottom of this web page.