This battery is a full replacement for the original Nikon EN-EL3 and Nikon EN-EL3e camera batteries. It features a voltage of 7.4V and a capacity of 2 Ah, with an energy capacity of 14.8Wh. Thanks to its 3 contact points, it is compatible with the EN-EL3e and can also replace EN-EL3 and EN-EL3a batteries that have 2 contacts. The battery uses lithium-ion (Li-ion) technology, offering a favorable weight-to-energy density ratio, thus maintaining high performance.