Make sure you have the power you need for your next shoot. The EN-EL4a works with D2X, D2Xs, and D3 Nikon DSLR cameras. It also works with the D300 with optional MB-D10 power grip and BL-3 battery chamber cover, giving you over 3,000 shots per charge and the ability to shoot up to 8 fps.
Voltage 11.1v
Capacity 2500mAh
Dimensions 3.2" x 2.2 "x 1.0"
Weight 4.0 oz