1.Vertical Multifunctional Power Battery Grip as Replacement BG-R10 for Canon EOS R5 R5C R6 DSLR Camera , Battery Holder for Up to Two LP-E6 LP-E6NH LP-E6N Battery. 2.Can hold one or two LP-E6 LP-E6NH LP-E6N Li-Ion batteries - effectively doubles the recording capacity and extends the recording time. (Battery not included) It can be used as an additional power source for the camera.With on/off switch.It can also work as a backup power for Canon EOS R5 R5C R6 DSLR Camera. 3.Professional edition with vertical-grip shutter-release button, shutter button, AF-ON button, multi-function button, main dial, etc. can be operated directly from the battery grip, making vertical shooting as easy as horizontal shooting, increases the shooting stability and enhances the handle feeling. 4.The attached handle on a compatible camera improves handling when shooting in portrait mode