compatible PATONA Li-Ion battery Nikon EN-EL4 High capacity - 2000 mAh / 22.2 Wh / 11.1V suitable for the following camera types Nikon D2H, D2Hs, D2X, D2Xs, D3, D3X, F6 Replaces the following original batteries: Nikon EN-EL4, EN-EL4a Useful information: With this Li-Ion battery Nikon EN-EL4 you are purchasing a quality product from the PATONA brand. All batteries are manufactured to the highest European quality standards and are characterized by extreme durability.