2 Replacement Nikon EN-EL15 ENEL15 Batteries Pack for Nikon D7000,D800, D800E, 1 V1 DSLR Cameras Chemistry: Li-ion, 2 units EN-EL15 Voltage: 7.0V(Compatible with 7.4V) Capacity:2600mAh Nikon D7000,D800, D800E, 1 V1 DSLR Cameras 1 year USA Guaranty