Fosmon Replacement EN-EL15 Li-Ion Battery Pack for Nikon D7000, D7100, D600, D800, D800E, 1 V1 DSLR Cameras EN-EL15 Replacement Battery Pack (Fully Decoded) Chemistry: Li-ion Voltage: 7.0V Capacity: 1900mAh Nikon D7000, D800, D800E, 1 V1 DSLR Cameras