This add-on grip for the EOS 5D Mark IV improves handling when shooting vertically, providing different ergonomics and alternative controls. It also allows two batteries to be used at once so you can shoot for longer before recharging. Features Shoot steadily and comfortably with extra grip when holding your camera verticallyAdds an additional set of controls positioned for vertical shooting.Uses two LP-E6/LP-E6N batteries for longer shooting times