Nikon EN-EL3e
The newly developed high-energy EN-EL3e (7.4V, 1,500mAh) rechargeable lithium-ion battery delivers enough power to support the shooting of up to 1,800 images on a single charge, can be recharged at any time and features a handy real-time fuel gauge system display that shows remaining charge by percentage, number of shots since last charge and overall battery status.