The Nikon EN-EL3e Rechargeable Lithium-Ion Battery provides 7.4V, and can store 1500mAh of power - that translates into over 200 shots on a charge. The battery is compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, and D700 SLR Digital Cameras.