Nikon Coolpix P100 Digital Camera Battery (1100 mAh) - Replacement for Nikon EN-EL5 Replacement battery for the Nikon ENEL5, Lithium-Ion (Li-ion) 3.7V (1100mAh) 100% compatible with your OEM battery - 3 year warranty. Made with high quality Japanese cells. Synergy Digital is a Registered Trademark