Lenovo ThinkPad Edge 13" E30 E31 Battery This brand new Lenovo E30 battery features lithium-ion cells. Li-ion battery technology provides longer run times with less weight. 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. Tech Specs Xtend Brand; 15 Volts; 42 Whr; 4 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 2 hours to 3 hours of run time with this ThinkPad Edge E30 battery when new, depending on your energy use.
This battery replaces the Lenovo ThinkPad Edge E30 series laptop batteries and a host more which are listed at the extreme bottom of this web page. Replaces these many Lenovo E30 E31 battery part numbers: 42T4804 42T4805 42T4806 42T4807 42T4812 42T4813 42T4815 4ICR19/66 57Y4564 Battery 73 73+ Type 0196