Don't miss that once-in-a-lifetime shot on account of a dead battery. This CTA Digital battery replaces the Nikon EN-EL3 digital camera battery. This battery was designed to meet or exceed OEM specifications and is 100-percent compatible to the original equipment chargers. You can always count on Overstock.com for the hottest deals on all your digital needs. Specifications: Chemistry: lithium ion Voltage: 7.4V mAh (capacity): 1500mAh Run time (shooting time): up to 1.5 hrs For use with the following Nikon digital cameras: D100/D100 SLR/D70 and all similar models