The Dell Inspiron N5010 6 cell battery features up to 48 WHr of capacity. WHr is the number of watt-hours or ampere-hours used up from a fully charged battery under specific discharge conditions. With this battery's large 48 WHr capacity, you can have the power system of your laptop back to its original state at the time of purchase. Six cells in the Dell Inspiron 15R N5010 6 cell original battery provides you additional power and lets you complete more tasks without worrying about running out of power. You can keep accessing your documents, listen to music or enjoy your favourite movies on your laptop with this superb battery inside it.