Battery Handle For Reflex Eoe 5d Mark Iv. It Integrates With The Handle Of The Camera To Allow An Easier Shooting Position Even Vertically. It Also Extends The Battery Life Of The Camera Thanks To The Possibility Of Charging Two Batteries At The Same Time. It Fits Comfortably In Place Of The Standard Battery And Is Screwed Into The Thread Of The Tripod, Thread That Can Also Be Found Under The Handle Allowing Use In Conjunction With The Tripod. Inside You Can Insert Two Canon Lp-E6 / N Batteries (Optional). The Main Controls (Shutter, Exposure, Aperture / Time) Are Shown On The Handle For Vertical Shots