This is a brand new, premium grade replacement battery for Dell brand tablets. The superior South Korean cells inside the battery cartridge will provide longer run times between charges as well as a longer service life than cheaper batteries.

Li-ion batteries are not subject to the memory effect common with older (NiCad) battery technology. This means you can recharge your laptop any time without diminishing your battery capacity. This laptop battery replacement is typically superior to the original battery for Dell brand tablets and is 100% compatible. The battery is individually tested before shipment and backed by 30-day complete satisfaction guarantee, plus a 1 Year Warranty.

You can expect about 5 hours to 8 hours run time with this computer battery when new, depending on your energy use.