High Capacity Nikon ENEL15 (2400 mAh) Replacement Battery for D600, D610, D750, D7000, D7100, D7200, D800, D800E, D810, D810A, and 1 V1 Digital Cameras 100% Compatible with original manufacturer equipments and chargers Premium Li-Ion Cell Absolutely no memory effect so that you can charge battery at anytime Low impedance battery design