Energizer ENB-NEL9 Digital Replacement Battery EN-EL9 for Nikon D3X, D40, D40X, D60, D3000 and D5000 (Black) Replaces the Nikon EN-EL9 Li-ion Battery Battery Specs: 7.4V 1050mAh Compatible with Nikon D3X, D40, D40X, D60, D3000 and D5000 DSLR cameras. Can be used with original lithium-ion battery charger This Li-ion battery is 100% memory-free and will not suffer from the inconvenient memory effects that are typically associated with similar battery types.