Satechi Vertical Battery Grip for Nikon D300, D700 with Remote Control & Car Adapter Battery grip with a shutter release button, and shutter function with AF Thumbwheel, aperture / exposure compensation button, AF point selection / Magnify button,... Load 8 AA size batteries into battery magazine and insert the battery magazine into battery grip ... Load one or two EN-EL3e lithium battery into battery magazine and insert the battery magazine... Contains Battery Grip for Nikon D300 D700, Battery Holder for EN-el3e batteries, AA Battery...