The newly developed high energy en el3e 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 perfect for the nikon d50 d70d70s d80 d90 d100 d200 d300 d300s d700