Canon BG-E13

Canon BG-E13 is the original vertical grip dedicated to the Canon EOS 6D SLR. It improves the balance of the camera and makes it easy to take portraits.
The Grip has its own shutter release button, main dial, and light metering and AF point selection buttons. Up to 6 rechargeable batteries or alkaline batteries of type AA or 2 lithium ion batteries LP-E6 can be inserted into BG-E11.
Power supply: Two LP-E6 batteries or 6 AA alkaline batteries or AA batteries (R6) connected by the included set of baskets.