Extending the shooting capability in an ergonomic design that adds shooting stability for the Nikon D80 and D90. Able to run on either one or two EN-EL3e rechargeable batteries or six AA-size batteries, the pack also features an additional command dial and alternative buttons for shutter release and AE-Lock/AF-Lock that make vertical shooting more comfortable. Compatible batteries include AA-size alkaline, Nickel Metal Hydride (Ni-MH), lithium and nickel-manganese.